diff options
| author | Christian Schneppe <christian@pix-art.de> | 2016-09-07 21:36:30 +0200 |
|---|---|---|
| committer | Christian Schneppe <christian@pix-art.de> | 2016-09-07 21:36:30 +0200 |
| commit | 685341457b310d2b22f4b3048ea50e35e4f6be26 (patch) | |
| tree | 047fe68b8c81d62a0e00f5e76c1930a9bdfcc7cb /src/main/jni/libwebp/webp | |
| parent | 2fa492c3eea4ae1050f4458b9e887b4f9780e2f5 (diff) | |
optimized imports
Diffstat (limited to '')
| -rw-r--r-- | src/main/jni/libwebp/webp/decode.h | 503 | ||||
| -rw-r--r-- | src/main/jni/libwebp/webp/demux.h | 224 | ||||
| -rw-r--r-- | src/main/jni/libwebp/webp/encode.h | 518 | ||||
| -rw-r--r-- | src/main/jni/libwebp/webp/format_constants.h | 88 | ||||
| -rw-r--r-- | src/main/jni/libwebp/webp/mux.h | 399 | ||||
| -rw-r--r-- | src/main/jni/libwebp/webp/mux_types.h | 97 | ||||
| -rw-r--r-- | src/main/jni/libwebp/webp/types.h | 47 |
7 files changed, 0 insertions, 1876 deletions
diff --git a/src/main/jni/libwebp/webp/decode.h b/src/main/jni/libwebp/webp/decode.h deleted file mode 100644 index 8d3f7be92..000000000 --- a/src/main/jni/libwebp/webp/decode.h +++ /dev/null @@ -1,503 +0,0 @@ -// Copyright 2010 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// Main decoding functions for WebP images. -// -// Author: Skal (pascal.massimino@gmail.com) - -#ifndef WEBP_WEBP_DECODE_H_ -#define WEBP_WEBP_DECODE_H_ - -#include "./types.h" - -#ifdef __cplusplus -extern "C" { -#endif - -#define WEBP_DECODER_ABI_VERSION 0x0203 // MAJOR(8b) + MINOR(8b) - -// Note: forward declaring enumerations is not allowed in (strict) C and C++, -// the types are left here for reference. -// typedef enum VP8StatusCode VP8StatusCode; -// typedef enum WEBP_CSP_MODE WEBP_CSP_MODE; -typedef struct WebPRGBABuffer WebPRGBABuffer; -typedef struct WebPYUVABuffer WebPYUVABuffer; -typedef struct WebPDecBuffer WebPDecBuffer; -typedef struct WebPIDecoder WebPIDecoder; -typedef struct WebPBitstreamFeatures WebPBitstreamFeatures; -typedef struct WebPDecoderOptions WebPDecoderOptions; -typedef struct WebPDecoderConfig WebPDecoderConfig; - -// Return the decoder's version number, packed in hexadecimal using 8bits for -// each of major/minor/revision. E.g: v2.5.7 is 0x020507. -WEBP_EXTERN(int) WebPGetDecoderVersion(void); - -// Retrieve basic header information: width, height. -// This function will also validate the header and return 0 in -// case of formatting error. -// Pointers 'width' and 'height' can be passed NULL if deemed irrelevant. -WEBP_EXTERN(int) WebPGetInfo(const uint8_t* data, size_t data_size, - int* width, int* height); - -// Decodes WebP images pointed to by 'data' and returns RGBA samples, along -// with the dimensions in *width and *height. The ordering of samples in -// memory is R, G, B, A, R, G, B, A... in scan order (endian-independent). -// The returned pointer should be deleted calling free(). -// Returns NULL in case of error. -WEBP_EXTERN(uint8_t*) WebPDecodeRGBA(const uint8_t* data, size_t data_size, - int* width, int* height); - -// Same as WebPDecodeRGBA, but returning A, R, G, B, A, R, G, B... ordered data. -WEBP_EXTERN(uint8_t*) WebPDecodeARGB(const uint8_t* data, size_t data_size, - int* width, int* height); - -// Same as WebPDecodeRGBA, but returning B, G, R, A, B, G, R, A... ordered data. -WEBP_EXTERN(uint8_t*) WebPDecodeBGRA(const uint8_t* data, size_t data_size, - int* width, int* height); - -// Same as WebPDecodeRGBA, but returning R, G, B, R, G, B... ordered data. -// If the bitstream contains transparency, it is ignored. -WEBP_EXTERN(uint8_t*) WebPDecodeRGB(const uint8_t* data, size_t data_size, - int* width, int* height); - -// Same as WebPDecodeRGB, but returning B, G, R, B, G, R... ordered data. -WEBP_EXTERN(uint8_t*) WebPDecodeBGR(const uint8_t* data, size_t data_size, - int* width, int* height); - - -// Decode WebP images pointed to by 'data' to Y'UV format(*). The pointer -// returned is the Y samples buffer. Upon return, *u and *v will point to -// the U and V chroma data. These U and V buffers need NOT be free()'d, -// unlike the returned Y luma one. The dimension of the U and V planes -// are both (*width + 1) / 2 and (*height + 1)/ 2. -// Upon return, the Y buffer has a stride returned as '*stride', while U and V -// have a common stride returned as '*uv_stride'. -// Return NULL in case of error. -// (*) Also named Y'CbCr. See: http://en.wikipedia.org/wiki/YCbCr -WEBP_EXTERN(uint8_t*) WebPDecodeYUV(const uint8_t* data, size_t data_size, - int* width, int* height, - uint8_t** u, uint8_t** v, - int* stride, int* uv_stride); - -// These five functions are variants of the above ones, that decode the image -// directly into a pre-allocated buffer 'output_buffer'. The maximum storage -// available in this buffer is indicated by 'output_buffer_size'. If this -// storage is not sufficient (or an error occurred), NULL is returned. -// Otherwise, output_buffer is returned, for convenience. -// The parameter 'output_stride' specifies the distance (in bytes) -// between scanlines. Hence, output_buffer_size is expected to be at least -// output_stride x picture-height. -WEBP_EXTERN(uint8_t*) WebPDecodeRGBAInto( - const uint8_t* data, size_t data_size, - uint8_t* output_buffer, size_t output_buffer_size, int output_stride); -WEBP_EXTERN(uint8_t*) WebPDecodeARGBInto( - const uint8_t* data, size_t data_size, - uint8_t* output_buffer, size_t output_buffer_size, int output_stride); -WEBP_EXTERN(uint8_t*) WebPDecodeBGRAInto( - const uint8_t* data, size_t data_size, - uint8_t* output_buffer, size_t output_buffer_size, int output_stride); - -// RGB and BGR variants. Here too the transparency information, if present, -// will be dropped and ignored. -WEBP_EXTERN(uint8_t*) WebPDecodeRGBInto( - const uint8_t* data, size_t data_size, - uint8_t* output_buffer, size_t output_buffer_size, int output_stride); -WEBP_EXTERN(uint8_t*) WebPDecodeBGRInto( - const uint8_t* data, size_t data_size, - uint8_t* output_buffer, size_t output_buffer_size, int output_stride); - -// WebPDecodeYUVInto() is a variant of WebPDecodeYUV() that operates directly -// into pre-allocated luma/chroma plane buffers. This function requires the -// strides to be passed: one for the luma plane and one for each of the -// chroma ones. The size of each plane buffer is passed as 'luma_size', -// 'u_size' and 'v_size' respectively. -// Pointer to the luma plane ('*luma') is returned or NULL if an error occurred -// during decoding (or because some buffers were found to be too small). -WEBP_EXTERN(uint8_t*) WebPDecodeYUVInto( - const uint8_t* data, size_t data_size, - uint8_t* luma, size_t luma_size, int luma_stride, - uint8_t* u, size_t u_size, int u_stride, - uint8_t* v, size_t v_size, int v_stride); - -//------------------------------------------------------------------------------ -// Output colorspaces and buffer - -// Colorspaces -// Note: the naming describes the byte-ordering of packed samples in memory. -// For instance, MODE_BGRA relates to samples ordered as B,G,R,A,B,G,R,A,... -// Non-capital names (e.g.:MODE_Argb) relates to pre-multiplied RGB channels. -// RGBA-4444 and RGB-565 colorspaces are represented by following byte-order: -// RGBA-4444: [r3 r2 r1 r0 g3 g2 g1 g0], [b3 b2 b1 b0 a3 a2 a1 a0], ... -// RGB-565: [r4 r3 r2 r1 r0 g5 g4 g3], [g2 g1 g0 b4 b3 b2 b1 b0], ... -// In the case WEBP_SWAP_16BITS_CSP is defined, the bytes are swapped for -// these two modes: -// RGBA-4444: [b3 b2 b1 b0 a3 a2 a1 a0], [r3 r2 r1 r0 g3 g2 g1 g0], ... -// RGB-565: [g2 g1 g0 b4 b3 b2 b1 b0], [r4 r3 r2 r1 r0 g5 g4 g3], ... - -typedef enum WEBP_CSP_MODE { - MODE_RGB = 0, MODE_RGBA = 1, - MODE_BGR = 2, MODE_BGRA = 3, - MODE_ARGB = 4, MODE_RGBA_4444 = 5, - MODE_RGB_565 = 6, - // RGB-premultiplied transparent modes (alpha value is preserved) - MODE_rgbA = 7, - MODE_bgrA = 8, - MODE_Argb = 9, - MODE_rgbA_4444 = 10, - // YUV modes must come after RGB ones. - MODE_YUV = 11, MODE_YUVA = 12, // yuv 4:2:0 - MODE_LAST = 13 -} WEBP_CSP_MODE; - -// Some useful macros: -static WEBP_INLINE int WebPIsPremultipliedMode(WEBP_CSP_MODE mode) { - return (mode == MODE_rgbA || mode == MODE_bgrA || mode == MODE_Argb || - mode == MODE_rgbA_4444); -} - -static WEBP_INLINE int WebPIsAlphaMode(WEBP_CSP_MODE mode) { - return (mode == MODE_RGBA || mode == MODE_BGRA || mode == MODE_ARGB || - mode == MODE_RGBA_4444 || mode == MODE_YUVA || - WebPIsPremultipliedMode(mode)); -} - -static WEBP_INLINE int WebPIsRGBMode(WEBP_CSP_MODE mode) { - return (mode < MODE_YUV); -} - -//------------------------------------------------------------------------------ -// WebPDecBuffer: Generic structure for describing the output sample buffer. - -struct WebPRGBABuffer { // view as RGBA - uint8_t* rgba; // pointer to RGBA samples - int stride; // stride in bytes from one scanline to the next. - size_t size; // total size of the *rgba buffer. -}; - -struct WebPYUVABuffer { // view as YUVA - uint8_t* y, *u, *v, *a; // pointer to luma, chroma U/V, alpha samples - int y_stride; // luma stride - int u_stride, v_stride; // chroma strides - int a_stride; // alpha stride - size_t y_size; // luma plane size - size_t u_size, v_size; // chroma planes size - size_t a_size; // alpha-plane size -}; - -// Output buffer -struct WebPDecBuffer { - WEBP_CSP_MODE colorspace; // Colorspace. - int width, height; // Dimensions. - int is_external_memory; // If true, 'internal_memory' pointer is not used. - union { - WebPRGBABuffer RGBA; - WebPYUVABuffer YUVA; - } u; // Nameless union of buffer parameters. - uint32_t pad[4]; // padding for later use - - uint8_t* private_memory; // Internally allocated memory (only when - // is_external_memory is false). Should not be used - // externally, but accessed via the buffer union. -}; - -// Internal, version-checked, entry point -WEBP_EXTERN(int) WebPInitDecBufferInternal(WebPDecBuffer*, int); - -// Initialize the structure as empty. Must be called before any other use. -// Returns false in case of version mismatch -static WEBP_INLINE int WebPInitDecBuffer(WebPDecBuffer* buffer) { - return WebPInitDecBufferInternal(buffer, WEBP_DECODER_ABI_VERSION); -} - -// Free any memory associated with the buffer. Must always be called last. -// Note: doesn't free the 'buffer' structure itself. -WEBP_EXTERN(void) WebPFreeDecBuffer(WebPDecBuffer* buffer); - -//------------------------------------------------------------------------------ -// Enumeration of the status codes - -typedef enum VP8StatusCode { - VP8_STATUS_OK = 0, - VP8_STATUS_OUT_OF_MEMORY, - VP8_STATUS_INVALID_PARAM, - VP8_STATUS_BITSTREAM_ERROR, - VP8_STATUS_UNSUPPORTED_FEATURE, - VP8_STATUS_SUSPENDED, - VP8_STATUS_USER_ABORT, - VP8_STATUS_NOT_ENOUGH_DATA -} VP8StatusCode; - -//------------------------------------------------------------------------------ -// Incremental decoding -// -// This API allows streamlined decoding of partial data. -// Picture can be incrementally decoded as data become available thanks to the -// WebPIDecoder object. This object can be left in a SUSPENDED state if the -// picture is only partially decoded, pending additional input. -// Code example: -// -// WebPInitDecBuffer(&buffer); -// buffer.colorspace = mode; -// ... -// WebPIDecoder* idec = WebPINewDecoder(&buffer); -// while (has_more_data) { -// // ... (get additional data) -// status = WebPIAppend(idec, new_data, new_data_size); -// if (status != VP8_STATUS_SUSPENDED || -// break; -// } -// -// // The above call decodes the current available buffer. -// // Part of the image can now be refreshed by calling to -// // WebPIDecGetRGB()/WebPIDecGetYUVA() etc. -// } -// WebPIDelete(idec); - -// Creates a new incremental decoder with the supplied buffer parameter. -// This output_buffer can be passed NULL, in which case a default output buffer -// is used (with MODE_RGB). Otherwise, an internal reference to 'output_buffer' -// is kept, which means that the lifespan of 'output_buffer' must be larger than -// that of the returned WebPIDecoder object. -// The supplied 'output_buffer' content MUST NOT be changed between calls to -// WebPIAppend() or WebPIUpdate() unless 'output_buffer.is_external_memory' is -// set to 1. In such a case, it is allowed to modify the pointers, size and -// stride of output_buffer.u.RGBA or output_buffer.u.YUVA, provided they remain -// within valid bounds. -// All other fields of WebPDecBuffer MUST remain constant between calls. -// Returns NULL if the allocation failed. -WEBP_EXTERN(WebPIDecoder*) WebPINewDecoder(WebPDecBuffer* output_buffer); - -// This function allocates and initializes an incremental-decoder object, which -// will output the RGB/A samples specified by 'csp' into a preallocated -// buffer 'output_buffer'. The size of this buffer is at least -// 'output_buffer_size' and the stride (distance in bytes between two scanlines) -// is specified by 'output_stride'. -// Additionally, output_buffer can be passed NULL in which case the output -// buffer will be allocated automatically when the decoding starts. The -// colorspace 'csp' is taken into account for allocating this buffer. All other -// parameters are ignored. -// Returns NULL if the allocation failed, or if some parameters are invalid. -WEBP_EXTERN(WebPIDecoder*) WebPINewRGB( - WEBP_CSP_MODE csp, - uint8_t* output_buffer, size_t output_buffer_size, int output_stride); - -// This function allocates and initializes an incremental-decoder object, which -// will output the raw luma/chroma samples into a preallocated planes if -// supplied. The luma plane is specified by its pointer 'luma', its size -// 'luma_size' and its stride 'luma_stride'. Similarly, the chroma-u plane -// is specified by the 'u', 'u_size' and 'u_stride' parameters, and the chroma-v -// plane by 'v' and 'v_size'. And same for the alpha-plane. The 'a' pointer -// can be pass NULL in case one is not interested in the transparency plane. -// Conversely, 'luma' can be passed NULL if no preallocated planes are supplied. -// In this case, the output buffer will be automatically allocated (using -// MODE_YUVA) when decoding starts. All parameters are then ignored. -// Returns NULL if the allocation failed or if a parameter is invalid. -WEBP_EXTERN(WebPIDecoder*) WebPINewYUVA( - uint8_t* luma, size_t luma_size, int luma_stride, - uint8_t* u, size_t u_size, int u_stride, - uint8_t* v, size_t v_size, int v_stride, - uint8_t* a, size_t a_size, int a_stride); - -// Deprecated version of the above, without the alpha plane. -// Kept for backward compatibility. -WEBP_EXTERN(WebPIDecoder*) WebPINewYUV( - uint8_t* luma, size_t luma_size, int luma_stride, - uint8_t* u, size_t u_size, int u_stride, - uint8_t* v, size_t v_size, int v_stride); - -// Deletes the WebPIDecoder object and associated memory. Must always be called -// if WebPINewDecoder, WebPINewRGB or WebPINewYUV succeeded. -WEBP_EXTERN(void) WebPIDelete(WebPIDecoder* idec); - -// Copies and decodes the next available data. Returns VP8_STATUS_OK when -// the image is successfully decoded. Returns VP8_STATUS_SUSPENDED when more -// data is expected. Returns error in other cases. -WEBP_EXTERN(VP8StatusCode) WebPIAppend( - WebPIDecoder* idec, const uint8_t* data, size_t data_size); - -// A variant of the above function to be used when data buffer contains -// partial data from the beginning. In this case data buffer is not copied -// to the internal memory. -// Note that the value of the 'data' pointer can change between calls to -// WebPIUpdate, for instance when the data buffer is resized to fit larger data. -WEBP_EXTERN(VP8StatusCode) WebPIUpdate( - WebPIDecoder* idec, const uint8_t* data, size_t data_size); - -// Returns the RGB/A image decoded so far. Returns NULL if output params -// are not initialized yet. The RGB/A output type corresponds to the colorspace -// specified during call to WebPINewDecoder() or WebPINewRGB(). -// *last_y is the index of last decoded row in raster scan order. Some pointers -// (*last_y, *width etc.) can be NULL if corresponding information is not -// needed. -WEBP_EXTERN(uint8_t*) WebPIDecGetRGB( - const WebPIDecoder* idec, int* last_y, - int* width, int* height, int* stride); - -// Same as above function to get a YUVA image. Returns pointer to the luma -// plane or NULL in case of error. If there is no alpha information -// the alpha pointer '*a' will be returned NULL. -WEBP_EXTERN(uint8_t*) WebPIDecGetYUVA( - const WebPIDecoder* idec, int* last_y, - uint8_t** u, uint8_t** v, uint8_t** a, - int* width, int* height, int* stride, int* uv_stride, int* a_stride); - -// Deprecated alpha-less version of WebPIDecGetYUVA(): it will ignore the -// alpha information (if present). Kept for backward compatibility. -static WEBP_INLINE uint8_t* WebPIDecGetYUV( - const WebPIDecoder* idec, int* last_y, uint8_t** u, uint8_t** v, - int* width, int* height, int* stride, int* uv_stride) { - return WebPIDecGetYUVA(idec, last_y, u, v, NULL, width, height, - stride, uv_stride, NULL); -} - -// Generic call to retrieve information about the displayable area. -// If non NULL, the left/right/width/height pointers are filled with the visible -// rectangular area so far. -// Returns NULL in case the incremental decoder object is in an invalid state. -// Otherwise returns the pointer to the internal representation. This structure -// is read-only, tied to WebPIDecoder's lifespan and should not be modified. -WEBP_EXTERN(const WebPDecBuffer*) WebPIDecodedArea( - const WebPIDecoder* idec, int* left, int* top, int* width, int* height); - -//------------------------------------------------------------------------------ -// Advanced decoding parametrization -// -// Code sample for using the advanced decoding API -/* - // A) Init a configuration object - WebPDecoderConfig config; - CHECK(WebPInitDecoderConfig(&config)); - - // B) optional: retrieve the bitstream's features. - CHECK(WebPGetFeatures(data, data_size, &config.input) == VP8_STATUS_OK); - - // C) Adjust 'config', if needed - config.no_fancy_upsampling = 1; - config.output.colorspace = MODE_BGRA; - // etc. - - // Note that you can also make config.output point to an externally - // supplied memory buffer, provided it's big enough to store the decoded - // picture. Otherwise, config.output will just be used to allocate memory - // and store the decoded picture. - - // D) Decode! - CHECK(WebPDecode(data, data_size, &config) == VP8_STATUS_OK); - - // E) Decoded image is now in config.output (and config.output.u.RGBA) - - // F) Reclaim memory allocated in config's object. It's safe to call - // this function even if the memory is external and wasn't allocated - // by WebPDecode(). - WebPFreeDecBuffer(&config.output); -*/ - -// Features gathered from the bitstream -struct WebPBitstreamFeatures { - int width; // Width in pixels, as read from the bitstream. - int height; // Height in pixels, as read from the bitstream. - int has_alpha; // True if the bitstream contains an alpha channel. - int has_animation; // True if the bitstream is an animation. - int format; // 0 = undefined (/mixed), 1 = lossy, 2 = lossless - - // Unused for now: - int no_incremental_decoding; // if true, using incremental decoding is not - // recommended. - int rotate; // TODO(later) - int uv_sampling; // should be 0 for now. TODO(later) - uint32_t pad[2]; // padding for later use -}; - -// Internal, version-checked, entry point -WEBP_EXTERN(VP8StatusCode) WebPGetFeaturesInternal( - const uint8_t*, size_t, WebPBitstreamFeatures*, int); - -// Retrieve features from the bitstream. The *features structure is filled -// with information gathered from the bitstream. -// Returns VP8_STATUS_OK when the features are successfully retrieved. Returns -// VP8_STATUS_NOT_ENOUGH_DATA when more data is needed to retrieve the -// features from headers. Returns error in other cases. -static WEBP_INLINE VP8StatusCode WebPGetFeatures( - const uint8_t* data, size_t data_size, - WebPBitstreamFeatures* features) { - return WebPGetFeaturesInternal(data, data_size, features, - WEBP_DECODER_ABI_VERSION); -} - -// Decoding options -struct WebPDecoderOptions { - int bypass_filtering; // if true, skip the in-loop filtering - int no_fancy_upsampling; // if true, use faster pointwise upsampler - int use_cropping; // if true, cropping is applied _first_ - int crop_left, crop_top; // top-left position for cropping. - // Will be snapped to even values. - int crop_width, crop_height; // dimension of the cropping area - int use_scaling; // if true, scaling is applied _afterward_ - int scaled_width, scaled_height; // final resolution - int use_threads; // if true, use multi-threaded decoding - int dithering_strength; // dithering strength (0=Off, 100=full) -#if WEBP_DECODER_ABI_VERSION > 0x0203 - int flip; // flip output vertically -#endif -#if WEBP_DECODER_ABI_VERSION > 0x0204 - int alpha_dithering_strength; // alpha dithering strength in [0..100] -#endif - - // Unused for now: - int force_rotation; // forced rotation (to be applied _last_) - int no_enhancement; // if true, discard enhancement layer -#if WEBP_DECODER_ABI_VERSION < 0x0203 - uint32_t pad[5]; // padding for later use -#elif WEBP_DECODER_ABI_VERSION < 0x0204 - uint32_t pad[4]; // padding for later use -#else - uint32_t pad[3]; // padding for later use -#endif -}; - -// Main object storing the configuration for advanced decoding. -struct WebPDecoderConfig { - WebPBitstreamFeatures input; // Immutable bitstream features (optional) - WebPDecBuffer output; // Output buffer (can point to external mem) - WebPDecoderOptions options; // Decoding options -}; - -// Internal, version-checked, entry point -WEBP_EXTERN(int) WebPInitDecoderConfigInternal(WebPDecoderConfig*, int); - -// Initialize the configuration as empty. This function must always be -// called first, unless WebPGetFeatures() is to be called. -// Returns false in case of mismatched version. -static WEBP_INLINE int WebPInitDecoderConfig(WebPDecoderConfig* config) { - return WebPInitDecoderConfigInternal(config, WEBP_DECODER_ABI_VERSION); -} - -// Instantiate a new incremental decoder object with the requested -// configuration. The bitstream can be passed using 'data' and 'data_size' -// parameter, in which case the features will be parsed and stored into -// config->input. Otherwise, 'data' can be NULL and no parsing will occur. -// Note that 'config' can be NULL too, in which case a default configuration -// is used. -// The return WebPIDecoder object must always be deleted calling WebPIDelete(). -// Returns NULL in case of error (and config->status will then reflect -// the error condition). -WEBP_EXTERN(WebPIDecoder*) WebPIDecode(const uint8_t* data, size_t data_size, - WebPDecoderConfig* config); - -// Non-incremental version. This version decodes the full data at once, taking -// 'config' into account. Returns decoding status (which should be VP8_STATUS_OK -// if the decoding was successful). -WEBP_EXTERN(VP8StatusCode) WebPDecode(const uint8_t* data, size_t data_size, - WebPDecoderConfig* config); - -#ifdef __cplusplus -} // extern "C" -#endif - -#endif /* WEBP_WEBP_DECODE_H_ */ diff --git a/src/main/jni/libwebp/webp/demux.h b/src/main/jni/libwebp/webp/demux.h deleted file mode 100644 index 2da3239dd..000000000 --- a/src/main/jni/libwebp/webp/demux.h +++ /dev/null @@ -1,224 +0,0 @@ -// Copyright 2012 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// Demux API. -// Enables extraction of image and extended format data from WebP files. - -// Code Example: Demuxing WebP data to extract all the frames, ICC profile -// and EXIF/XMP metadata. -/* - WebPDemuxer* demux = WebPDemux(&webp_data); - - uint32_t width = WebPDemuxGetI(demux, WEBP_FF_CANVAS_WIDTH); - uint32_t height = WebPDemuxGetI(demux, WEBP_FF_CANVAS_HEIGHT); - // ... (Get information about the features present in the WebP file). - uint32_t flags = WebPDemuxGetI(demux, WEBP_FF_FORMAT_FLAGS); - - // ... (Iterate over all frames). - WebPIterator iter; - if (WebPDemuxGetFrame(demux, 1, &iter)) { - do { - // ... (Consume 'iter'; e.g. Decode 'iter.fragment' with WebPDecode(), - // ... and get other frame properties like width, height, offsets etc. - // ... see 'struct WebPIterator' below for more info). - } while (WebPDemuxNextFrame(&iter)); - WebPDemuxReleaseIterator(&iter); - } - - // ... (Extract metadata). - WebPChunkIterator chunk_iter; - if (flags & ICCP_FLAG) WebPDemuxGetChunk(demux, "ICCP", 1, &chunk_iter); - // ... (Consume the ICC profile in 'chunk_iter.chunk'). - WebPDemuxReleaseChunkIterator(&chunk_iter); - if (flags & EXIF_FLAG) WebPDemuxGetChunk(demux, "EXIF", 1, &chunk_iter); - // ... (Consume the EXIF metadata in 'chunk_iter.chunk'). - WebPDemuxReleaseChunkIterator(&chunk_iter); - if (flags & XMP_FLAG) WebPDemuxGetChunk(demux, "XMP ", 1, &chunk_iter); - // ... (Consume the XMP metadata in 'chunk_iter.chunk'). - WebPDemuxReleaseChunkIterator(&chunk_iter); - WebPDemuxDelete(demux); -*/ - -#ifndef WEBP_WEBP_DEMUX_H_ -#define WEBP_WEBP_DEMUX_H_ - -#include "./mux_types.h" - -#ifdef __cplusplus -extern "C" { -#endif - -#define WEBP_DEMUX_ABI_VERSION 0x0101 // MAJOR(8b) + MINOR(8b) - -// Note: forward declaring enumerations is not allowed in (strict) C and C++, -// the types are left here for reference. -// typedef enum WebPDemuxState WebPDemuxState; -// typedef enum WebPFormatFeature WebPFormatFeature; -typedef struct WebPDemuxer WebPDemuxer; -typedef struct WebPIterator WebPIterator; -typedef struct WebPChunkIterator WebPChunkIterator; - -//------------------------------------------------------------------------------ - -// Returns the version number of the demux library, packed in hexadecimal using -// 8bits for each of major/minor/revision. E.g: v2.5.7 is 0x020507. -WEBP_EXTERN(int) WebPGetDemuxVersion(void); - -//------------------------------------------------------------------------------ -// Life of a Demux object - -typedef enum WebPDemuxState { - WEBP_DEMUX_PARSE_ERROR = -1, // An error occurred while parsing. - WEBP_DEMUX_PARSING_HEADER = 0, // Not enough data to parse full header. - WEBP_DEMUX_PARSED_HEADER = 1, // Header parsing complete, - // data may be available. - WEBP_DEMUX_DONE = 2 // Entire file has been parsed. -} WebPDemuxState; - -// Internal, version-checked, entry point -WEBP_EXTERN(WebPDemuxer*) WebPDemuxInternal( - const WebPData*, int, WebPDemuxState*, int); - -// Parses the full WebP file given by 'data'. -// Returns a WebPDemuxer object on successful parse, NULL otherwise. -static WEBP_INLINE WebPDemuxer* WebPDemux(const WebPData* data) { - return WebPDemuxInternal(data, 0, NULL, WEBP_DEMUX_ABI_VERSION); -} - -// Parses the possibly incomplete WebP file given by 'data'. -// If 'state' is non-NULL it will be set to indicate the status of the demuxer. -// Returns NULL in case of error or if there isn't enough data to start parsing; -// and a WebPDemuxer object on successful parse. -// Note that WebPDemuxer keeps internal pointers to 'data' memory segment. -// If this data is volatile, the demuxer object should be deleted (by calling -// WebPDemuxDelete()) and WebPDemuxPartial() called again on the new data. -// This is usually an inexpensive operation. -static WEBP_INLINE WebPDemuxer* WebPDemuxPartial( - const WebPData* data, WebPDemuxState* state) { - return WebPDemuxInternal(data, 1, state, WEBP_DEMUX_ABI_VERSION); -} - -// Frees memory associated with 'dmux'. -WEBP_EXTERN(void) WebPDemuxDelete(WebPDemuxer* dmux); - -//------------------------------------------------------------------------------ -// Data/information extraction. - -typedef enum WebPFormatFeature { - WEBP_FF_FORMAT_FLAGS, // Extended format flags present in the 'VP8X' chunk. - WEBP_FF_CANVAS_WIDTH, - WEBP_FF_CANVAS_HEIGHT, - WEBP_FF_LOOP_COUNT, - WEBP_FF_BACKGROUND_COLOR, - WEBP_FF_FRAME_COUNT // Number of frames present in the demux object. - // In case of a partial demux, this is the number of - // frames seen so far, with the last frame possibly - // being partial. -} WebPFormatFeature; - -// Get the 'feature' value from the 'dmux'. -// NOTE: values are only valid if WebPDemux() was used or WebPDemuxPartial() -// returned a state > WEBP_DEMUX_PARSING_HEADER. -WEBP_EXTERN(uint32_t) WebPDemuxGetI( - const WebPDemuxer* dmux, WebPFormatFeature feature); - -//------------------------------------------------------------------------------ -// Frame iteration. - -struct WebPIterator { - int frame_num; - int num_frames; // equivalent to WEBP_FF_FRAME_COUNT. - int fragment_num; - int num_fragments; - int x_offset, y_offset; // offset relative to the canvas. - int width, height; // dimensions of this frame or fragment. - int duration; // display duration in milliseconds. - WebPMuxAnimDispose dispose_method; // dispose method for the frame. - int complete; // true if 'fragment' contains a full frame. partial images - // may still be decoded with the WebP incremental decoder. - WebPData fragment; // The frame or fragment given by 'frame_num' and - // 'fragment_num'. - int has_alpha; // True if the frame or fragment contains transparency. - WebPMuxAnimBlend blend_method; // Blend operation for the frame. - - uint32_t pad[2]; // padding for later use. - void* private_; // for internal use only. -}; - -// Retrieves frame 'frame_number' from 'dmux'. -// 'iter->fragment' points to the first fragment on return from this function. -// Individual fragments may be extracted using WebPDemuxSelectFragment(). -// Setting 'frame_number' equal to 0 will return the last frame of the image. -// Returns false if 'dmux' is NULL or frame 'frame_number' is not present. -// Call WebPDemuxReleaseIterator() when use of the iterator is complete. -// NOTE: 'dmux' must persist for the lifetime of 'iter'. -WEBP_EXTERN(int) WebPDemuxGetFrame( - const WebPDemuxer* dmux, int frame_number, WebPIterator* iter); - -// Sets 'iter->fragment' to point to the next ('iter->frame_num' + 1) or -// previous ('iter->frame_num' - 1) frame. These functions do not loop. -// Returns true on success, false otherwise. -WEBP_EXTERN(int) WebPDemuxNextFrame(WebPIterator* iter); -WEBP_EXTERN(int) WebPDemuxPrevFrame(WebPIterator* iter); - -// Sets 'iter->fragment' to reflect fragment number 'fragment_num'. -// Returns true if fragment 'fragment_num' is present, false otherwise. -WEBP_EXTERN(int) WebPDemuxSelectFragment(WebPIterator* iter, int fragment_num); - -// Releases any memory associated with 'iter'. -// Must be called before any subsequent calls to WebPDemuxGetChunk() on the same -// iter. Also, must be called before destroying the associated WebPDemuxer with -// WebPDemuxDelete(). -WEBP_EXTERN(void) WebPDemuxReleaseIterator(WebPIterator* iter); - -//------------------------------------------------------------------------------ -// Chunk iteration. - -struct WebPChunkIterator { - // The current and total number of chunks with the fourcc given to - // WebPDemuxGetChunk(). - int chunk_num; - int num_chunks; - WebPData chunk; // The payload of the chunk. - - uint32_t pad[6]; // padding for later use - void* private_; -}; - -// Retrieves the 'chunk_number' instance of the chunk with id 'fourcc' from -// 'dmux'. -// 'fourcc' is a character array containing the fourcc of the chunk to return, -// e.g., "ICCP", "XMP ", "EXIF", etc. -// Setting 'chunk_number' equal to 0 will return the last chunk in a set. -// Returns true if the chunk is found, false otherwise. Image related chunk -// payloads are accessed through WebPDemuxGetFrame() and related functions. -// Call WebPDemuxReleaseChunkIterator() when use of the iterator is complete. -// NOTE: 'dmux' must persist for the lifetime of the iterator. -WEBP_EXTERN(int) WebPDemuxGetChunk(const WebPDemuxer* dmux, - const char fourcc[4], int chunk_number, - WebPChunkIterator* iter); - -// Sets 'iter->chunk' to point to the next ('iter->chunk_num' + 1) or previous -// ('iter->chunk_num' - 1) chunk. These functions do not loop. -// Returns true on success, false otherwise. -WEBP_EXTERN(int) WebPDemuxNextChunk(WebPChunkIterator* iter); -WEBP_EXTERN(int) WebPDemuxPrevChunk(WebPChunkIterator* iter); - -// Releases any memory associated with 'iter'. -// Must be called before destroying the associated WebPDemuxer with -// WebPDemuxDelete(). -WEBP_EXTERN(void) WebPDemuxReleaseChunkIterator(WebPChunkIterator* iter); - -//------------------------------------------------------------------------------ - -#ifdef __cplusplus -} // extern "C" -#endif - -#endif /* WEBP_WEBP_DEMUX_H_ */ diff --git a/src/main/jni/libwebp/webp/encode.h b/src/main/jni/libwebp/webp/encode.h deleted file mode 100644 index 3c2637489..000000000 --- a/src/main/jni/libwebp/webp/encode.h +++ /dev/null @@ -1,518 +0,0 @@ -// Copyright 2011 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// WebP encoder: main interface -// -// Author: Skal (pascal.massimino@gmail.com) - -#ifndef WEBP_WEBP_ENCODE_H_ -#define WEBP_WEBP_ENCODE_H_ - -#include "./types.h" - -#ifdef __cplusplus -extern "C" { -#endif - -#define WEBP_ENCODER_ABI_VERSION 0x0202 // MAJOR(8b) + MINOR(8b) - -// Note: forward declaring enumerations is not allowed in (strict) C and C++, -// the types are left here for reference. -// typedef enum WebPImageHint WebPImageHint; -// typedef enum WebPEncCSP WebPEncCSP; -// typedef enum WebPPreset WebPPreset; -// typedef enum WebPEncodingError WebPEncodingError; -typedef struct WebPConfig WebPConfig; -typedef struct WebPPicture WebPPicture; // main structure for I/O -typedef struct WebPAuxStats WebPAuxStats; -typedef struct WebPMemoryWriter WebPMemoryWriter; - -// Return the encoder's version number, packed in hexadecimal using 8bits for -// each of major/minor/revision. E.g: v2.5.7 is 0x020507. -WEBP_EXTERN(int) WebPGetEncoderVersion(void); - -//------------------------------------------------------------------------------ -// One-stop-shop call! No questions asked: - -// Returns the size of the compressed data (pointed to by *output), or 0 if -// an error occurred. The compressed data must be released by the caller -// using the call 'free(*output)'. -// These functions compress using the lossy format, and the quality_factor -// can go from 0 (smaller output, lower quality) to 100 (best quality, -// larger output). -WEBP_EXTERN(size_t) WebPEncodeRGB(const uint8_t* rgb, - int width, int height, int stride, - float quality_factor, uint8_t** output); -WEBP_EXTERN(size_t) WebPEncodeBGR(const uint8_t* bgr, - int width, int height, int stride, - float quality_factor, uint8_t** output); -WEBP_EXTERN(size_t) WebPEncodeRGBA(const uint8_t* rgba, - int width, int height, int stride, - float quality_factor, uint8_t** output); -WEBP_EXTERN(size_t) WebPEncodeBGRA(const uint8_t* bgra, - int width, int height, int stride, - float quality_factor, uint8_t** output); - -// These functions are the equivalent of the above, but compressing in a -// lossless manner. Files are usually larger than lossy format, but will -// not suffer any compression loss. -WEBP_EXTERN(size_t) WebPEncodeLosslessRGB(const uint8_t* rgb, - int width, int height, int stride, - uint8_t** output); -WEBP_EXTERN(size_t) WebPEncodeLosslessBGR(const uint8_t* bgr, - int width, int height, int stride, - uint8_t** output); -WEBP_EXTERN(size_t) WebPEncodeLosslessRGBA(const uint8_t* rgba, - int width, int height, int stride, - uint8_t** output); -WEBP_EXTERN(size_t) WebPEncodeLosslessBGRA(const uint8_t* bgra, - int width, int height, int stride, - uint8_t** output); - -//------------------------------------------------------------------------------ -// Coding parameters - -// Image characteristics hint for the underlying encoder. -typedef enum WebPImageHint { - WEBP_HINT_DEFAULT = 0, // default preset. - WEBP_HINT_PICTURE, // digital picture, like portrait, inner shot - WEBP_HINT_PHOTO, // outdoor photograph, with natural lighting - WEBP_HINT_GRAPH, // Discrete tone image (graph, map-tile etc). - WEBP_HINT_LAST -} WebPImageHint; - -// Compression parameters. -struct WebPConfig { - int lossless; // Lossless encoding (0=lossy(default), 1=lossless). - float quality; // between 0 (smallest file) and 100 (biggest) - int method; // quality/speed trade-off (0=fast, 6=slower-better) - - WebPImageHint image_hint; // Hint for image type (lossless only for now). - - // Parameters related to lossy compression only: - int target_size; // if non-zero, set the desired target size in bytes. - // Takes precedence over the 'compression' parameter. - float target_PSNR; // if non-zero, specifies the minimal distortion to - // try to achieve. Takes precedence over target_size. - int segments; // maximum number of segments to use, in [1..4] - int sns_strength; // Spatial Noise Shaping. 0=off, 100=maximum. - int filter_strength; // range: [0 = off .. 100 = strongest] - int filter_sharpness; // range: [0 = off .. 7 = least sharp] - int filter_type; // filtering type: 0 = simple, 1 = strong (only used - // if filter_strength > 0 or autofilter > 0) - int autofilter; // Auto adjust filter's strength [0 = off, 1 = on] - int alpha_compression; // Algorithm for encoding the alpha plane (0 = none, - // 1 = compressed with WebP lossless). Default is 1. - int alpha_filtering; // Predictive filtering method for alpha plane. - // 0: none, 1: fast, 2: best. Default if 1. - int alpha_quality; // Between 0 (smallest size) and 100 (lossless). - // Default is 100. - int pass; // number of entropy-analysis passes (in [1..10]). - - int show_compressed; // if true, export the compressed picture back. - // In-loop filtering is not applied. - int preprocessing; // preprocessing filter: - // 0=none, 1=segment-smooth, 2=pseudo-random dithering - int partitions; // log2(number of token partitions) in [0..3]. Default - // is set to 0 for easier progressive decoding. - int partition_limit; // quality degradation allowed to fit the 512k limit - // on prediction modes coding (0: no degradation, - // 100: maximum possible degradation). - int emulate_jpeg_size; // If true, compression parameters will be remapped - // to better match the expected output size from - // JPEG compression. Generally, the output size will - // be similar but the degradation will be lower. - int thread_level; // If non-zero, try and use multi-threaded encoding. - int low_memory; // If set, reduce memory usage (but increase CPU use). - - uint32_t pad[5]; // padding for later use -}; - -// Enumerate some predefined settings for WebPConfig, depending on the type -// of source picture. These presets are used when calling WebPConfigPreset(). -typedef enum WebPPreset { - WEBP_PRESET_DEFAULT = 0, // default preset. - WEBP_PRESET_PICTURE, // digital picture, like portrait, inner shot - WEBP_PRESET_PHOTO, // outdoor photograph, with natural lighting - WEBP_PRESET_DRAWING, // hand or line drawing, with high-contrast details - WEBP_PRESET_ICON, // small-sized colorful images - WEBP_PRESET_TEXT // text-like -} WebPPreset; - -// Internal, version-checked, entry point -WEBP_EXTERN(int) WebPConfigInitInternal(WebPConfig*, WebPPreset, float, int); - -// Should always be called, to initialize a fresh WebPConfig structure before -// modification. Returns false in case of version mismatch. WebPConfigInit() -// must have succeeded before using the 'config' object. -// Note that the default values are lossless=0 and quality=75. -static WEBP_INLINE int WebPConfigInit(WebPConfig* config) { - return WebPConfigInitInternal(config, WEBP_PRESET_DEFAULT, 75.f, - WEBP_ENCODER_ABI_VERSION); -} - -// This function will initialize the configuration according to a predefined -// set of parameters (referred to by 'preset') and a given quality factor. -// This function can be called as a replacement to WebPConfigInit(). Will -// return false in case of error. -static WEBP_INLINE int WebPConfigPreset(WebPConfig* config, - WebPPreset preset, float quality) { - return WebPConfigInitInternal(config, preset, quality, - WEBP_ENCODER_ABI_VERSION); -} - -#if WEBP_ENCODER_ABI_VERSION > 0x0202 -// Activate the lossless compression mode with the desired efficiency level -// between 0 (fastest, lowest compression) and 9 (slower, best compression). -// A good default level is '6', providing a fair tradeoff between compression -// speed and final compressed size. -// This function will overwrite several fields from config: 'method', 'quality' -// and 'lossless'. Returns false in case of parameter error. -WEBP_EXTERN(int) WebPConfigLosslessPreset(WebPConfig* config, int level); -#endif - -// Returns true if 'config' is non-NULL and all configuration parameters are -// within their valid ranges. -WEBP_EXTERN(int) WebPValidateConfig(const WebPConfig* config); - -//------------------------------------------------------------------------------ -// Input / Output -// Structure for storing auxiliary statistics (mostly for lossy encoding). - -struct WebPAuxStats { - int coded_size; // final size - - float PSNR[5]; // peak-signal-to-noise ratio for Y/U/V/All/Alpha - int block_count[3]; // number of intra4/intra16/skipped macroblocks - int header_bytes[2]; // approximate number of bytes spent for header - // and mode-partition #0 - int residual_bytes[3][4]; // approximate number of bytes spent for - // DC/AC/uv coefficients for each (0..3) segments. - int segment_size[4]; // number of macroblocks in each segments - int segment_quant[4]; // quantizer values for each segments - int segment_level[4]; // filtering strength for each segments [0..63] - - int alpha_data_size; // size of the transparency data - int layer_data_size; // size of the enhancement layer data - - // lossless encoder statistics - uint32_t lossless_features; // bit0:predictor bit1:cross-color transform - // bit2:subtract-green bit3:color indexing - int histogram_bits; // number of precision bits of histogram - int transform_bits; // precision bits for transform - int cache_bits; // number of bits for color cache lookup - int palette_size; // number of color in palette, if used - int lossless_size; // final lossless size - - uint32_t pad[4]; // padding for later use -}; - -// Signature for output function. Should return true if writing was successful. -// data/data_size is the segment of data to write, and 'picture' is for -// reference (and so one can make use of picture->custom_ptr). -typedef int (*WebPWriterFunction)(const uint8_t* data, size_t data_size, - const WebPPicture* picture); - -// WebPMemoryWrite: a special WebPWriterFunction that writes to memory using -// the following WebPMemoryWriter object (to be set as a custom_ptr). -struct WebPMemoryWriter { - uint8_t* mem; // final buffer (of size 'max_size', larger than 'size'). - size_t size; // final size - size_t max_size; // total capacity - uint32_t pad[1]; // padding for later use -}; - -// The following must be called first before any use. -WEBP_EXTERN(void) WebPMemoryWriterInit(WebPMemoryWriter* writer); - -#if WEBP_ENCODER_ABI_VERSION > 0x0203 -// The following must be called to deallocate writer->mem memory. The 'writer' -// object itself is not deallocated. -WEBP_EXTERN(void) WebPMemoryWriterClear(WebPMemoryWriter* writer); -#endif -// The custom writer to be used with WebPMemoryWriter as custom_ptr. Upon -// completion, writer.mem and writer.size will hold the coded data. -#if WEBP_ENCODER_ABI_VERSION > 0x0203 -// writer.mem must be freed by calling WebPMemoryWriterClear. -#else -// writer.mem must be freed by calling 'free(writer.mem)'. -#endif -WEBP_EXTERN(int) WebPMemoryWrite(const uint8_t* data, size_t data_size, - const WebPPicture* picture); - -// Progress hook, called from time to time to report progress. It can return -// false to request an abort of the encoding process, or true otherwise if -// everything is OK. -typedef int (*WebPProgressHook)(int percent, const WebPPicture* picture); - -// Color spaces. -typedef enum WebPEncCSP { - // chroma sampling - WEBP_YUV420 = 0, // 4:2:0 - WEBP_YUV420A = 4, // alpha channel variant - WEBP_CSP_UV_MASK = 3, // bit-mask to get the UV sampling factors - WEBP_CSP_ALPHA_BIT = 4 // bit that is set if alpha is present -} WebPEncCSP; - -// Encoding error conditions. -typedef enum WebPEncodingError { - VP8_ENC_OK = 0, - VP8_ENC_ERROR_OUT_OF_MEMORY, // memory error allocating objects - VP8_ENC_ERROR_BITSTREAM_OUT_OF_MEMORY, // memory error while flushing bits - VP8_ENC_ERROR_NULL_PARAMETER, // a pointer parameter is NULL - VP8_ENC_ERROR_INVALID_CONFIGURATION, // configuration is invalid - VP8_ENC_ERROR_BAD_DIMENSION, // picture has invalid width/height - VP8_ENC_ERROR_PARTITION0_OVERFLOW, // partition is bigger than 512k - VP8_ENC_ERROR_PARTITION_OVERFLOW, // partition is bigger than 16M - VP8_ENC_ERROR_BAD_WRITE, // error while flushing bytes - VP8_ENC_ERROR_FILE_TOO_BIG, // file is bigger than 4G - VP8_ENC_ERROR_USER_ABORT, // abort request by user - VP8_ENC_ERROR_LAST // list terminator. always last. -} WebPEncodingError; - -// maximum width/height allowed (inclusive), in pixels -#define WEBP_MAX_DIMENSION 16383 - -// Main exchange structure (input samples, output bytes, statistics) -struct WebPPicture { - // INPUT - ////////////// - // Main flag for encoder selecting between ARGB or YUV input. - // It is recommended to use ARGB input (*argb, argb_stride) for lossless - // compression, and YUV input (*y, *u, *v, etc.) for lossy compression - // since these are the respective native colorspace for these formats. - int use_argb; - - // YUV input (mostly used for input to lossy compression) - WebPEncCSP colorspace; // colorspace: should be YUV420 for now (=Y'CbCr). - int width, height; // dimensions (less or equal to WEBP_MAX_DIMENSION) - uint8_t *y, *u, *v; // pointers to luma/chroma planes. - int y_stride, uv_stride; // luma/chroma strides. - uint8_t* a; // pointer to the alpha plane - int a_stride; // stride of the alpha plane - uint32_t pad1[2]; // padding for later use - - // ARGB input (mostly used for input to lossless compression) - uint32_t* argb; // Pointer to argb (32 bit) plane. - int argb_stride; // This is stride in pixels units, not bytes. - uint32_t pad2[3]; // padding for later use - - // OUTPUT - /////////////// - // Byte-emission hook, to store compressed bytes as they are ready. - WebPWriterFunction writer; // can be NULL - void* custom_ptr; // can be used by the writer. - - // map for extra information (only for lossy compression mode) - int extra_info_type; // 1: intra type, 2: segment, 3: quant - // 4: intra-16 prediction mode, - // 5: chroma prediction mode, - // 6: bit cost, 7: distortion - uint8_t* extra_info; // if not NULL, points to an array of size - // ((width + 15) / 16) * ((height + 15) / 16) that - // will be filled with a macroblock map, depending - // on extra_info_type. - - // STATS AND REPORTS - /////////////////////////// - // Pointer to side statistics (updated only if not NULL) - WebPAuxStats* stats; - - // Error code for the latest error encountered during encoding - WebPEncodingError error_code; - - // If not NULL, report progress during encoding. - WebPProgressHook progress_hook; - - void* user_data; // this field is free to be set to any value and - // used during callbacks (like progress-report e.g.). - - uint32_t pad3[3]; // padding for later use - - // Unused for now - uint8_t *pad4, *pad5; - uint32_t pad6[8]; // padding for later use - - // PRIVATE FIELDS - //////////////////// - void* memory_; // row chunk of memory for yuva planes - void* memory_argb_; // and for argb too. - void* pad7[2]; // padding for later use -}; - -// Internal, version-checked, entry point -WEBP_EXTERN(int) WebPPictureInitInternal(WebPPicture*, int); - -// Should always be called, to initialize the structure. Returns false in case -// of version mismatch. WebPPictureInit() must have succeeded before using the -// 'picture' object. -// Note that, by default, use_argb is false and colorspace is WEBP_YUV420. -static WEBP_INLINE int WebPPictureInit(WebPPicture* picture) { - return WebPPictureInitInternal(picture, WEBP_ENCODER_ABI_VERSION); -} - -//------------------------------------------------------------------------------ -// WebPPicture utils - -// Convenience allocation / deallocation based on picture->width/height: -// Allocate y/u/v buffers as per colorspace/width/height specification. -// Note! This function will free the previous buffer if needed. -// Returns false in case of memory error. -WEBP_EXTERN(int) WebPPictureAlloc(WebPPicture* picture); - -// Release the memory allocated by WebPPictureAlloc() or WebPPictureImport*(). -// Note that this function does _not_ free the memory used by the 'picture' -// object itself. -// Besides memory (which is reclaimed) all other fields of 'picture' are -// preserved. -WEBP_EXTERN(void) WebPPictureFree(WebPPicture* picture); - -// Copy the pixels of *src into *dst, using WebPPictureAlloc. Upon return, *dst -// will fully own the copied pixels (this is not a view). The 'dst' picture need -// not be initialized as its content is overwritten. -// Returns false in case of memory allocation error. -WEBP_EXTERN(int) WebPPictureCopy(const WebPPicture* src, WebPPicture* dst); - -// Compute PSNR, SSIM or LSIM distortion metric between two pictures. -// Result is in dB, stores in result[] in the Y/U/V/Alpha/All order. -// Returns false in case of error (src and ref don't have same dimension, ...) -// Warning: this function is rather CPU-intensive. -WEBP_EXTERN(int) WebPPictureDistortion( - const WebPPicture* src, const WebPPicture* ref, - int metric_type, // 0 = PSNR, 1 = SSIM, 2 = LSIM - float result[5]); - -// self-crops a picture to the rectangle defined by top/left/width/height. -// Returns false in case of memory allocation error, or if the rectangle is -// outside of the source picture. -// The rectangle for the view is defined by the top-left corner pixel -// coordinates (left, top) as well as its width and height. This rectangle -// must be fully be comprised inside the 'src' source picture. If the source -// picture uses the YUV420 colorspace, the top and left coordinates will be -// snapped to even values. -WEBP_EXTERN(int) WebPPictureCrop(WebPPicture* picture, - int left, int top, int width, int height); - -// Extracts a view from 'src' picture into 'dst'. The rectangle for the view -// is defined by the top-left corner pixel coordinates (left, top) as well -// as its width and height. This rectangle must be fully be comprised inside -// the 'src' source picture. If the source picture uses the YUV420 colorspace, -// the top and left coordinates will be snapped to even values. -// Picture 'src' must out-live 'dst' picture. Self-extraction of view is allowed -// ('src' equal to 'dst') as a mean of fast-cropping (but note that doing so, -// the original dimension will be lost). Picture 'dst' need not be initialized -// with WebPPictureInit() if it is different from 'src', since its content will -// be overwritten. -// Returns false in case of memory allocation error or invalid parameters. -WEBP_EXTERN(int) WebPPictureView(const WebPPicture* src, - int left, int top, int width, int height, - WebPPicture* dst); - -// Returns true if the 'picture' is actually a view and therefore does -// not own the memory for pixels. -WEBP_EXTERN(int) WebPPictureIsView(const WebPPicture* picture); - -// Rescale a picture to new dimension width x height. -// Now gamma correction is applied. -// Returns false in case of error (invalid parameter or insufficient memory). -WEBP_EXTERN(int) WebPPictureRescale(WebPPicture* pic, int width, int height); - -// Colorspace conversion function to import RGB samples. -// Previous buffer will be free'd, if any. -// *rgb buffer should have a size of at least height * rgb_stride. -// Returns false in case of memory error. -WEBP_EXTERN(int) WebPPictureImportRGB( - WebPPicture* picture, const uint8_t* rgb, int rgb_stride); -// Same, but for RGBA buffer. -WEBP_EXTERN(int) WebPPictureImportRGBA( - WebPPicture* picture, const uint8_t* rgba, int rgba_stride); -// Same, but for RGBA buffer. Imports the RGB direct from the 32-bit format -// input buffer ignoring the alpha channel. Avoids needing to copy the data -// to a temporary 24-bit RGB buffer to import the RGB only. -WEBP_EXTERN(int) WebPPictureImportRGBX( - WebPPicture* picture, const uint8_t* rgbx, int rgbx_stride); - -// Variants of the above, but taking BGR(A|X) input. -WEBP_EXTERN(int) WebPPictureImportBGR( - WebPPicture* picture, const uint8_t* bgr, int bgr_stride); -WEBP_EXTERN(int) WebPPictureImportBGRA( - WebPPicture* picture, const uint8_t* bgra, int bgra_stride); -WEBP_EXTERN(int) WebPPictureImportBGRX( - WebPPicture* picture, const uint8_t* bgrx, int bgrx_stride); - -// Converts picture->argb data to the YUV420A format. The 'colorspace' -// parameter is deprecated and should be equal to WEBP_YUV420. -// Upon return, picture->use_argb is set to false. The presence of real -// non-opaque transparent values is detected, and 'colorspace' will be -// adjusted accordingly. Note that this method is lossy. -// Returns false in case of error. -WEBP_EXTERN(int) WebPPictureARGBToYUVA(WebPPicture* picture, - WebPEncCSP /*colorspace = WEBP_YUV420*/); - -// Same as WebPPictureARGBToYUVA(), but the conversion is done using -// pseudo-random dithering with a strength 'dithering' between -// 0.0 (no dithering) and 1.0 (maximum dithering). This is useful -// for photographic picture. -WEBP_EXTERN(int) WebPPictureARGBToYUVADithered( - WebPPicture* picture, WebPEncCSP colorspace, float dithering); - -#if WEBP_ENCODER_ABI_VERSION > 0x0204 -// Performs 'smart' RGBA->YUVA420 downsampling and colorspace conversion. -// Downsampling is handled with extra care in case of color clipping. This -// method is roughly 2x slower than WebPPictureARGBToYUVA() but produces better -// YUV representation. -// Returns false in case of error. -WEBP_EXTERN(int) WebPPictureSmartARGBToYUVA(WebPPicture* picture); -#endif - -// Converts picture->yuv to picture->argb and sets picture->use_argb to true. -// The input format must be YUV_420 or YUV_420A. -// Note that the use of this method is discouraged if one has access to the -// raw ARGB samples, since using YUV420 is comparatively lossy. Also, the -// conversion from YUV420 to ARGB incurs a small loss too. -// Returns false in case of error. -WEBP_EXTERN(int) WebPPictureYUVAToARGB(WebPPicture* picture); - -// Helper function: given a width x height plane of RGBA or YUV(A) samples -// clean-up the YUV or RGB samples under fully transparent area, to help -// compressibility (no guarantee, though). -WEBP_EXTERN(void) WebPCleanupTransparentArea(WebPPicture* picture); - -// Scan the picture 'picture' for the presence of non fully opaque alpha values. -// Returns true in such case. Otherwise returns false (indicating that the -// alpha plane can be ignored altogether e.g.). -WEBP_EXTERN(int) WebPPictureHasTransparency(const WebPPicture* picture); - -// Remove the transparency information (if present) by blending the color with -// the background color 'background_rgb' (specified as 24bit RGB triplet). -// After this call, all alpha values are reset to 0xff. -WEBP_EXTERN(void) WebPBlendAlpha(WebPPicture* pic, uint32_t background_rgb); - -//------------------------------------------------------------------------------ -// Main call - -// Main encoding call, after config and picture have been initialized. -// 'picture' must be less than 16384x16384 in dimension (cf WEBP_MAX_DIMENSION), -// and the 'config' object must be a valid one. -// Returns false in case of error, true otherwise. -// In case of error, picture->error_code is updated accordingly. -// 'picture' can hold the source samples in both YUV(A) or ARGB input, depending -// on the value of 'picture->use_argb'. It is highly recommended to use -// the former for lossy encoding, and the latter for lossless encoding -// (when config.lossless is true). Automatic conversion from one format to -// another is provided but they both incur some loss. -WEBP_EXTERN(int) WebPEncode(const WebPConfig* config, WebPPicture* picture); - -//------------------------------------------------------------------------------ - -#ifdef __cplusplus -} // extern "C" -#endif - -#endif /* WEBP_WEBP_ENCODE_H_ */ diff --git a/src/main/jni/libwebp/webp/format_constants.h b/src/main/jni/libwebp/webp/format_constants.h deleted file mode 100644 index 4c04b50c6..000000000 --- a/src/main/jni/libwebp/webp/format_constants.h +++ /dev/null @@ -1,88 +0,0 @@ -// Copyright 2012 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// Internal header for constants related to WebP file format. -// -// Author: Urvang (urvang@google.com) - -#ifndef WEBP_WEBP_FORMAT_CONSTANTS_H_ -#define WEBP_WEBP_FORMAT_CONSTANTS_H_ - -// Create fourcc of the chunk from the chunk tag characters. -#define MKFOURCC(a, b, c, d) ((uint32_t)(a) | (b) << 8 | (c) << 16 | (d) << 24) - -// VP8 related constants. -#define VP8_SIGNATURE 0x9d012a // Signature in VP8 data. -#define VP8_MAX_PARTITION0_SIZE (1 << 19) // max size of mode partition -#define VP8_MAX_PARTITION_SIZE (1 << 24) // max size for token partition -#define VP8_FRAME_HEADER_SIZE 10 // Size of the frame header within VP8 data. - -// VP8L related constants. -#define VP8L_SIGNATURE_SIZE 1 // VP8L signature size. -#define VP8L_MAGIC_BYTE 0x2f // VP8L signature byte. -#define VP8L_IMAGE_SIZE_BITS 14 // Number of bits used to store - // width and height. -#define VP8L_VERSION_BITS 3 // 3 bits reserved for version. -#define VP8L_VERSION 0 // version 0 -#define VP8L_FRAME_HEADER_SIZE 5 // Size of the VP8L frame header. - -#define MAX_PALETTE_SIZE 256 -#define MAX_CACHE_BITS 11 -#define HUFFMAN_CODES_PER_META_CODE 5 -#define ARGB_BLACK 0xff000000 - -#define DEFAULT_CODE_LENGTH 8 -#define MAX_ALLOWED_CODE_LENGTH 15 - -#define NUM_LITERAL_CODES 256 -#define NUM_LENGTH_CODES 24 -#define NUM_DISTANCE_CODES 40 -#define CODE_LENGTH_CODES 19 - -#define MIN_HUFFMAN_BITS 2 // min number of Huffman bits -#define MAX_HUFFMAN_BITS 9 // max number of Huffman bits - -#define TRANSFORM_PRESENT 1 // The bit to be written when next data - // to be read is a transform. -#define NUM_TRANSFORMS 4 // Maximum number of allowed transform - // in a bitstream. -typedef enum { - PREDICTOR_TRANSFORM = 0, - CROSS_COLOR_TRANSFORM = 1, - SUBTRACT_GREEN = 2, - COLOR_INDEXING_TRANSFORM = 3 -} VP8LImageTransformType; - -// Alpha related constants. -#define ALPHA_HEADER_LEN 1 -#define ALPHA_NO_COMPRESSION 0 -#define ALPHA_LOSSLESS_COMPRESSION 1 -#define ALPHA_PREPROCESSED_LEVELS 1 - -// Mux related constants. -#define TAG_SIZE 4 // Size of a chunk tag (e.g. "VP8L"). -#define CHUNK_SIZE_BYTES 4 // Size needed to store chunk's size. -#define CHUNK_HEADER_SIZE 8 // Size of a chunk header. -#define RIFF_HEADER_SIZE 12 // Size of the RIFF header ("RIFFnnnnWEBP"). -#define ANMF_CHUNK_SIZE 16 // Size of an ANMF chunk. -#define ANIM_CHUNK_SIZE 6 // Size of an ANIM chunk. -#define FRGM_CHUNK_SIZE 6 // Size of a FRGM chunk. -#define VP8X_CHUNK_SIZE 10 // Size of a VP8X chunk. - -#define MAX_CANVAS_SIZE (1 << 24) // 24-bit max for VP8X width/height. -#define MAX_IMAGE_AREA (1ULL << 32) // 32-bit max for width x height. -#define MAX_LOOP_COUNT (1 << 16) // maximum value for loop-count -#define MAX_DURATION (1 << 24) // maximum duration -#define MAX_POSITION_OFFSET (1 << 24) // maximum frame/fragment x/y offset - -// Maximum chunk payload is such that adding the header and padding won't -// overflow a uint32_t. -#define MAX_CHUNK_PAYLOAD (~0U - CHUNK_HEADER_SIZE - 1) - -#endif /* WEBP_WEBP_FORMAT_CONSTANTS_H_ */ diff --git a/src/main/jni/libwebp/webp/mux.h b/src/main/jni/libwebp/webp/mux.h deleted file mode 100644 index 1ae03b348..000000000 --- a/src/main/jni/libwebp/webp/mux.h +++ /dev/null @@ -1,399 +0,0 @@ -// Copyright 2011 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// RIFF container manipulation for WebP images. -// -// Authors: Urvang (urvang@google.com) -// Vikas (vikasa@google.com) - -// This API allows manipulation of WebP container images containing features -// like color profile, metadata, animation and fragmented images. -// -// Code Example#1: Create a WebPMux object with image data, color profile and -// XMP metadata. -/* - int copy_data = 0; - WebPMux* mux = WebPMuxNew(); - // ... (Prepare image data). - WebPMuxSetImage(mux, &image, copy_data); - // ... (Prepare ICCP color profile data). - WebPMuxSetChunk(mux, "ICCP", &icc_profile, copy_data); - // ... (Prepare XMP metadata). - WebPMuxSetChunk(mux, "XMP ", &xmp, copy_data); - // Get data from mux in WebP RIFF format. - WebPMuxAssemble(mux, &output_data); - WebPMuxDelete(mux); - // ... (Consume output_data; e.g. write output_data.bytes to file). - WebPDataClear(&output_data); -*/ - -// Code Example#2: Get image and color profile data from a WebP file. -/* - int copy_data = 0; - // ... (Read data from file). - WebPMux* mux = WebPMuxCreate(&data, copy_data); - WebPMuxGetFrame(mux, 1, &image); - // ... (Consume image; e.g. call WebPDecode() to decode the data). - WebPMuxGetChunk(mux, "ICCP", &icc_profile); - // ... (Consume icc_data). - WebPMuxDelete(mux); - free(data); -*/ - -#ifndef WEBP_WEBP_MUX_H_ -#define WEBP_WEBP_MUX_H_ - -#include "./mux_types.h" - -#ifdef __cplusplus -extern "C" { -#endif - -#define WEBP_MUX_ABI_VERSION 0x0101 // MAJOR(8b) + MINOR(8b) - -// Note: forward declaring enumerations is not allowed in (strict) C and C++, -// the types are left here for reference. -// typedef enum WebPMuxError WebPMuxError; -// typedef enum WebPChunkId WebPChunkId; -typedef struct WebPMux WebPMux; // main opaque object. -typedef struct WebPMuxFrameInfo WebPMuxFrameInfo; -typedef struct WebPMuxAnimParams WebPMuxAnimParams; - -// Error codes -typedef enum WebPMuxError { - WEBP_MUX_OK = 1, - WEBP_MUX_NOT_FOUND = 0, - WEBP_MUX_INVALID_ARGUMENT = -1, - WEBP_MUX_BAD_DATA = -2, - WEBP_MUX_MEMORY_ERROR = -3, - WEBP_MUX_NOT_ENOUGH_DATA = -4 -} WebPMuxError; - -// IDs for different types of chunks. -typedef enum WebPChunkId { - WEBP_CHUNK_VP8X, // VP8X - WEBP_CHUNK_ICCP, // ICCP - WEBP_CHUNK_ANIM, // ANIM - WEBP_CHUNK_ANMF, // ANMF - WEBP_CHUNK_FRGM, // FRGM - WEBP_CHUNK_ALPHA, // ALPH - WEBP_CHUNK_IMAGE, // VP8/VP8L - WEBP_CHUNK_EXIF, // EXIF - WEBP_CHUNK_XMP, // XMP - WEBP_CHUNK_UNKNOWN, // Other chunks. - WEBP_CHUNK_NIL -} WebPChunkId; - -//------------------------------------------------------------------------------ - -// Returns the version number of the mux library, packed in hexadecimal using -// 8bits for each of major/minor/revision. E.g: v2.5.7 is 0x020507. -WEBP_EXTERN(int) WebPGetMuxVersion(void); - -//------------------------------------------------------------------------------ -// Life of a Mux object - -// Internal, version-checked, entry point -WEBP_EXTERN(WebPMux*) WebPNewInternal(int); - -// Creates an empty mux object. -// Returns: -// A pointer to the newly created empty mux object. -// Or NULL in case of memory error. -static WEBP_INLINE WebPMux* WebPMuxNew(void) { - return WebPNewInternal(WEBP_MUX_ABI_VERSION); -} - -// Deletes the mux object. -// Parameters: -// mux - (in/out) object to be deleted -WEBP_EXTERN(void) WebPMuxDelete(WebPMux* mux); - -//------------------------------------------------------------------------------ -// Mux creation. - -// Internal, version-checked, entry point -WEBP_EXTERN(WebPMux*) WebPMuxCreateInternal(const WebPData*, int, int); - -// Creates a mux object from raw data given in WebP RIFF format. -// Parameters: -// bitstream - (in) the bitstream data in WebP RIFF format -// copy_data - (in) value 1 indicates given data WILL be copied to the mux -// object and value 0 indicates data will NOT be copied. -// Returns: -// A pointer to the mux object created from given data - on success. -// NULL - In case of invalid data or memory error. -static WEBP_INLINE WebPMux* WebPMuxCreate(const WebPData* bitstream, - int copy_data) { - return WebPMuxCreateInternal(bitstream, copy_data, WEBP_MUX_ABI_VERSION); -} - -//------------------------------------------------------------------------------ -// Non-image chunks. - -// Note: Only non-image related chunks should be managed through chunk APIs. -// (Image related chunks are: "ANMF", "FRGM", "VP8 ", "VP8L" and "ALPH"). -// To add, get and delete images, use WebPMuxSetImage(), WebPMuxPushFrame(), -// WebPMuxGetFrame() and WebPMuxDeleteFrame(). - -// Adds a chunk with id 'fourcc' and data 'chunk_data' in the mux object. -// Any existing chunk(s) with the same id will be removed. -// Parameters: -// mux - (in/out) object to which the chunk is to be added -// fourcc - (in) a character array containing the fourcc of the given chunk; -// e.g., "ICCP", "XMP ", "EXIF" etc. -// chunk_data - (in) the chunk data to be added -// copy_data - (in) value 1 indicates given data WILL be copied to the mux -// object and value 0 indicates data will NOT be copied. -// Returns: -// WEBP_MUX_INVALID_ARGUMENT - if mux, fourcc or chunk_data is NULL -// or if fourcc corresponds to an image chunk. -// WEBP_MUX_MEMORY_ERROR - on memory allocation error. -// WEBP_MUX_OK - on success. -WEBP_EXTERN(WebPMuxError) WebPMuxSetChunk( - WebPMux* mux, const char fourcc[4], const WebPData* chunk_data, - int copy_data); - -// Gets a reference to the data of the chunk with id 'fourcc' in the mux object. -// The caller should NOT free the returned data. -// Parameters: -// mux - (in) object from which the chunk data is to be fetched -// fourcc - (in) a character array containing the fourcc of the chunk; -// e.g., "ICCP", "XMP ", "EXIF" etc. -// chunk_data - (out) returned chunk data -// Returns: -// WEBP_MUX_INVALID_ARGUMENT - if mux, fourcc or chunk_data is NULL -// or if fourcc corresponds to an image chunk. -// WEBP_MUX_NOT_FOUND - If mux does not contain a chunk with the given id. -// WEBP_MUX_OK - on success. -WEBP_EXTERN(WebPMuxError) WebPMuxGetChunk( - const WebPMux* mux, const char fourcc[4], WebPData* chunk_data); - -// Deletes the chunk with the given 'fourcc' from the mux object. -// Parameters: -// mux - (in/out) object from which the chunk is to be deleted -// fourcc - (in) a character array containing the fourcc of the chunk; -// e.g., "ICCP", "XMP ", "EXIF" etc. -// Returns: -// WEBP_MUX_INVALID_ARGUMENT - if mux or fourcc is NULL -// or if fourcc corresponds to an image chunk. -// WEBP_MUX_NOT_FOUND - If mux does not contain a chunk with the given fourcc. -// WEBP_MUX_OK - on success. -WEBP_EXTERN(WebPMuxError) WebPMuxDeleteChunk( - WebPMux* mux, const char fourcc[4]); - -//------------------------------------------------------------------------------ -// Images. - -// Encapsulates data about a single frame/fragment. -struct WebPMuxFrameInfo { - WebPData bitstream; // image data: can be a raw VP8/VP8L bitstream - // or a single-image WebP file. - int x_offset; // x-offset of the frame. - int y_offset; // y-offset of the frame. - int duration; // duration of the frame (in milliseconds). - - WebPChunkId id; // frame type: should be one of WEBP_CHUNK_ANMF, - // WEBP_CHUNK_FRGM or WEBP_CHUNK_IMAGE - WebPMuxAnimDispose dispose_method; // Disposal method for the frame. - WebPMuxAnimBlend blend_method; // Blend operation for the frame. - uint32_t pad[1]; // padding for later use -}; - -// Sets the (non-animated and non-fragmented) image in the mux object. -// Note: Any existing images (including frames/fragments) will be removed. -// Parameters: -// mux - (in/out) object in which the image is to be set -// bitstream - (in) can be a raw VP8/VP8L bitstream or a single-image -// WebP file (non-animated and non-fragmented) -// copy_data - (in) value 1 indicates given data WILL be copied to the mux -// object and value 0 indicates data will NOT be copied. -// Returns: -// WEBP_MUX_INVALID_ARGUMENT - if mux is NULL or bitstream is NULL. -// WEBP_MUX_MEMORY_ERROR - on memory allocation error. -// WEBP_MUX_OK - on success. -WEBP_EXTERN(WebPMuxError) WebPMuxSetImage( - WebPMux* mux, const WebPData* bitstream, int copy_data); - -// Adds a frame at the end of the mux object. -// Notes: (1) frame.id should be one of WEBP_CHUNK_ANMF or WEBP_CHUNK_FRGM -// (2) For setting a non-animated non-fragmented image, use -// WebPMuxSetImage() instead. -// (3) Type of frame being pushed must be same as the frames in mux. -// (4) As WebP only supports even offsets, any odd offset will be snapped -// to an even location using: offset &= ~1 -// Parameters: -// mux - (in/out) object to which the frame is to be added -// frame - (in) frame data. -// copy_data - (in) value 1 indicates given data WILL be copied to the mux -// object and value 0 indicates data will NOT be copied. -// Returns: -// WEBP_MUX_INVALID_ARGUMENT - if mux or frame is NULL -// or if content of 'frame' is invalid. -// WEBP_MUX_MEMORY_ERROR - on memory allocation error. -// WEBP_MUX_OK - on success. -WEBP_EXTERN(WebPMuxError) WebPMuxPushFrame( - WebPMux* mux, const WebPMuxFrameInfo* frame, int copy_data); - -// Gets the nth frame from the mux object. -// The content of 'frame->bitstream' is allocated using malloc(), and NOT -// owned by the 'mux' object. It MUST be deallocated by the caller by calling -// WebPDataClear(). -// nth=0 has a special meaning - last position. -// Parameters: -// mux - (in) object from which the info is to be fetched -// nth - (in) index of the frame in the mux object -// frame - (out) data of the returned frame -// Returns: -// WEBP_MUX_INVALID_ARGUMENT - if mux or frame is NULL. -// WEBP_MUX_NOT_FOUND - if there are less than nth frames in the mux object. -// WEBP_MUX_BAD_DATA - if nth frame chunk in mux is invalid. -// WEBP_MUX_MEMORY_ERROR - on memory allocation error. -// WEBP_MUX_OK - on success. -WEBP_EXTERN(WebPMuxError) WebPMuxGetFrame( - const WebPMux* mux, uint32_t nth, WebPMuxFrameInfo* frame); - -// Deletes a frame from the mux object. -// nth=0 has a special meaning - last position. -// Parameters: -// mux - (in/out) object from which a frame is to be deleted -// nth - (in) The position from which the frame is to be deleted -// Returns: -// WEBP_MUX_INVALID_ARGUMENT - if mux is NULL. -// WEBP_MUX_NOT_FOUND - If there are less than nth frames in the mux object -// before deletion. -// WEBP_MUX_OK - on success. -WEBP_EXTERN(WebPMuxError) WebPMuxDeleteFrame(WebPMux* mux, uint32_t nth); - -//------------------------------------------------------------------------------ -// Animation. - -// Animation parameters. -struct WebPMuxAnimParams { - uint32_t bgcolor; // Background color of the canvas stored (in MSB order) as: - // Bits 00 to 07: Alpha. - // Bits 08 to 15: Red. - // Bits 16 to 23: Green. - // Bits 24 to 31: Blue. - int loop_count; // Number of times to repeat the animation [0 = infinite]. -}; - -// Sets the animation parameters in the mux object. Any existing ANIM chunks -// will be removed. -// Parameters: -// mux - (in/out) object in which ANIM chunk is to be set/added -// params - (in) animation parameters. -// Returns: -// WEBP_MUX_INVALID_ARGUMENT - if mux or params is NULL. -// WEBP_MUX_MEMORY_ERROR - on memory allocation error. -// WEBP_MUX_OK - on success. -WEBP_EXTERN(WebPMuxError) WebPMuxSetAnimationParams( - WebPMux* mux, const WebPMuxAnimParams* params); - -// Gets the animation parameters from the mux object. -// Parameters: -// mux - (in) object from which the animation parameters to be fetched -// params - (out) animation parameters extracted from the ANIM chunk -// Returns: -// WEBP_MUX_INVALID_ARGUMENT - if mux or params is NULL. -// WEBP_MUX_NOT_FOUND - if ANIM chunk is not present in mux object. -// WEBP_MUX_OK - on success. -WEBP_EXTERN(WebPMuxError) WebPMuxGetAnimationParams( - const WebPMux* mux, WebPMuxAnimParams* params); - -//------------------------------------------------------------------------------ -// Misc Utilities. - -#if WEBP_MUX_ABI_VERSION > 0x0101 -// Sets the canvas size for the mux object. The width and height can be -// specified explicitly or left as zero (0, 0). -// * When width and height are specified explicitly, then this frame bound is -// enforced during subsequent calls to WebPMuxAssemble() and an error is -// reported if any animated frame does not completely fit within the canvas. -// * When unspecified (0, 0), the constructed canvas will get the frame bounds -// from the bounding-box over all frames after calling WebPMuxAssemble(). -// Parameters: -// mux - (in) object to which the canvas size is to be set -// width - (in) canvas width -// height - (in) canvas height -// Returns: -// WEBP_MUX_INVALID_ARGUMENT - if mux is NULL; or -// width or height are invalid or out of bounds -// WEBP_MUX_OK - on success. -WEBP_EXTERN(WebPMuxError) WebPMuxSetCanvasSize(WebPMux* mux, - int width, int height); -#endif - -// Gets the canvas size from the mux object. -// Note: This method assumes that the VP8X chunk, if present, is up-to-date. -// That is, the mux object hasn't been modified since the last call to -// WebPMuxAssemble() or WebPMuxCreate(). -// Parameters: -// mux - (in) object from which the canvas size is to be fetched -// width - (out) canvas width -// height - (out) canvas height -// Returns: -// WEBP_MUX_INVALID_ARGUMENT - if mux, width or height is NULL. -// WEBP_MUX_BAD_DATA - if VP8X/VP8/VP8L chunk or canvas size is invalid. -// WEBP_MUX_OK - on success. -WEBP_EXTERN(WebPMuxError) WebPMuxGetCanvasSize(const WebPMux* mux, - int* width, int* height); - -// Gets the feature flags from the mux object. -// Note: This method assumes that the VP8X chunk, if present, is up-to-date. -// That is, the mux object hasn't been modified since the last call to -// WebPMuxAssemble() or WebPMuxCreate(). -// Parameters: -// mux - (in) object from which the features are to be fetched -// flags - (out) the flags specifying which features are present in the -// mux object. This will be an OR of various flag values. -// Enum 'WebPFeatureFlags' can be used to test individual flag values. -// Returns: -// WEBP_MUX_INVALID_ARGUMENT - if mux or flags is NULL. -// WEBP_MUX_BAD_DATA - if VP8X/VP8/VP8L chunk or canvas size is invalid. -// WEBP_MUX_OK - on success. -WEBP_EXTERN(WebPMuxError) WebPMuxGetFeatures(const WebPMux* mux, - uint32_t* flags); - -// Gets number of chunks with the given 'id' in the mux object. -// Parameters: -// mux - (in) object from which the info is to be fetched -// id - (in) chunk id specifying the type of chunk -// num_elements - (out) number of chunks with the given chunk id -// Returns: -// WEBP_MUX_INVALID_ARGUMENT - if mux, or num_elements is NULL. -// WEBP_MUX_OK - on success. -WEBP_EXTERN(WebPMuxError) WebPMuxNumChunks(const WebPMux* mux, - WebPChunkId id, int* num_elements); - -// Assembles all chunks in WebP RIFF format and returns in 'assembled_data'. -// This function also validates the mux object. -// Note: The content of 'assembled_data' will be ignored and overwritten. -// Also, the content of 'assembled_data' is allocated using malloc(), and NOT -// owned by the 'mux' object. It MUST be deallocated by the caller by calling -// WebPDataClear(). It's always safe to call WebPDataClear() upon return, -// even in case of error. -// Parameters: -// mux - (in/out) object whose chunks are to be assembled -// assembled_data - (out) assembled WebP data -// Returns: -// WEBP_MUX_BAD_DATA - if mux object is invalid. -// WEBP_MUX_INVALID_ARGUMENT - if mux or assembled_data is NULL. -// WEBP_MUX_MEMORY_ERROR - on memory allocation error. -// WEBP_MUX_OK - on success. -WEBP_EXTERN(WebPMuxError) WebPMuxAssemble(WebPMux* mux, - WebPData* assembled_data); - -//------------------------------------------------------------------------------ - -#ifdef __cplusplus -} // extern "C" -#endif - -#endif /* WEBP_WEBP_MUX_H_ */ diff --git a/src/main/jni/libwebp/webp/mux_types.h b/src/main/jni/libwebp/webp/mux_types.h deleted file mode 100644 index c94043a3c..000000000 --- a/src/main/jni/libwebp/webp/mux_types.h +++ /dev/null @@ -1,97 +0,0 @@ -// Copyright 2012 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// Data-types common to the mux and demux libraries. -// -// Author: Urvang (urvang@google.com) - -#ifndef WEBP_WEBP_MUX_TYPES_H_ -#define WEBP_WEBP_MUX_TYPES_H_ - -#include <stdlib.h> // free() -#include <string.h> // memset() -#include "./types.h" - -#ifdef __cplusplus -extern "C" { -#endif - -// Note: forward declaring enumerations is not allowed in (strict) C and C++, -// the types are left here for reference. -// typedef enum WebPFeatureFlags WebPFeatureFlags; -// typedef enum WebPMuxAnimDispose WebPMuxAnimDispose; -// typedef enum WebPMuxAnimBlend WebPMuxAnimBlend; -typedef struct WebPData WebPData; - -// VP8X Feature Flags. -typedef enum WebPFeatureFlags { - FRAGMENTS_FLAG = 0x00000001, - ANIMATION_FLAG = 0x00000002, - XMP_FLAG = 0x00000004, - EXIF_FLAG = 0x00000008, - ALPHA_FLAG = 0x00000010, - ICCP_FLAG = 0x00000020 -} WebPFeatureFlags; - -// Dispose method (animation only). Indicates how the area used by the current -// frame is to be treated before rendering the next frame on the canvas. -typedef enum WebPMuxAnimDispose { - WEBP_MUX_DISPOSE_NONE, // Do not dispose. - WEBP_MUX_DISPOSE_BACKGROUND // Dispose to background color. -} WebPMuxAnimDispose; - -// Blend operation (animation only). Indicates how transparent pixels of the -// current frame are blended with those of the previous canvas. -typedef enum WebPMuxAnimBlend { - WEBP_MUX_BLEND, // Blend. - WEBP_MUX_NO_BLEND // Do not blend. -} WebPMuxAnimBlend; - -// Data type used to describe 'raw' data, e.g., chunk data -// (ICC profile, metadata) and WebP compressed image data. -struct WebPData { - const uint8_t* bytes; - size_t size; -}; - -// Initializes the contents of the 'webp_data' object with default values. -static WEBP_INLINE void WebPDataInit(WebPData* webp_data) { - if (webp_data != NULL) { - memset(webp_data, 0, sizeof(*webp_data)); - } -} - -// Clears the contents of the 'webp_data' object by calling free(). Does not -// deallocate the object itself. -static WEBP_INLINE void WebPDataClear(WebPData* webp_data) { - if (webp_data != NULL) { - free((void*)webp_data->bytes); - WebPDataInit(webp_data); - } -} - -// Allocates necessary storage for 'dst' and copies the contents of 'src'. -// Returns true on success. -static WEBP_INLINE int WebPDataCopy(const WebPData* src, WebPData* dst) { - if (src == NULL || dst == NULL) return 0; - WebPDataInit(dst); - if (src->bytes != NULL && src->size != 0) { - dst->bytes = (uint8_t*)malloc(src->size); - if (dst->bytes == NULL) return 0; - memcpy((void*)dst->bytes, src->bytes, src->size); - dst->size = src->size; - } - return 1; -} - -#ifdef __cplusplus -} // extern "C" -#endif - -#endif /* WEBP_WEBP_MUX_TYPES_H_ */ diff --git a/src/main/jni/libwebp/webp/types.h b/src/main/jni/libwebp/webp/types.h deleted file mode 100644 index 568d1f263..000000000 --- a/src/main/jni/libwebp/webp/types.h +++ /dev/null @@ -1,47 +0,0 @@ -// Copyright 2010 Google Inc. All Rights Reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the COPYING file in the root of the source -// tree. An additional intellectual property rights grant can be found -// in the file PATENTS. All contributing project authors may -// be found in the AUTHORS file in the root of the source tree. -// ----------------------------------------------------------------------------- -// -// Common types -// -// Author: Skal (pascal.massimino@gmail.com) - -#ifndef WEBP_WEBP_TYPES_H_ -#define WEBP_WEBP_TYPES_H_ - -#include <stddef.h> // for size_t - -#ifndef _MSC_VER -#include <inttypes.h> -#ifdef __STRICT_ANSI__ -#define WEBP_INLINE -#else /* __STRICT_ANSI__ */ -#define WEBP_INLINE inline -#endif -#else -typedef signed char int8_t; -typedef unsigned char uint8_t; -typedef signed short int16_t; -typedef unsigned short uint16_t; -typedef signed int int32_t; -typedef unsigned int uint32_t; -typedef unsigned long long int uint64_t; -typedef long long int int64_t; -#define WEBP_INLINE __forceinline -#endif /* _MSC_VER */ - -#ifndef WEBP_EXTERN -// This explicitly marks library functions and allows for changing the -// signature for e.g., Windows DLL builds. -#define WEBP_EXTERN(type) extern type -#endif /* WEBP_EXTERN */ - -// Macro to check ABI compatibility (same major revision number) -#define WEBP_ABI_IS_INCOMPATIBLE(a, b) (((a) >> 8) != ((b) >> 8)) - -#endif /* WEBP_WEBP_TYPES_H_ */ |