Updated FFMPEG to version 1.1.2, using this project: http://sourceforge.net/projects/ffmpeg4android/
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@@ -23,6 +23,7 @@
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#define AVUTIL_PIXDESC_H
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#include <inttypes.h>
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#include "pixfmt.h"
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typedef struct AVComponentDescriptor{
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uint16_t plane :2; ///< which of the 4 planes contains the component
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@@ -75,9 +76,12 @@ typedef struct AVPixFmtDescriptor{
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uint8_t flags;
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/**
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* Parameters that describe how pixels are packed. If the format
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* has chroma components, they must be stored in comp[1] and
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* comp[2].
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* Parameters that describe how pixels are packed.
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* If the format has 2 or 4 components, then alpha is last.
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* If the format has 1 or 2 components, then luma is 0.
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* If the format has 3 or 4 components,
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* if the RGB flag is set then 0 is red, 1 is green and 2 is blue;
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* otherwise 0 is luma, 1 is chroma-U and 2 is chroma-V.
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*/
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AVComponentDescriptor comp[4];
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}AVPixFmtDescriptor;
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@@ -86,11 +90,24 @@ typedef struct AVPixFmtDescriptor{
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#define PIX_FMT_PAL 2 ///< Pixel format has a palette in data[1], values are indexes in this palette.
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#define PIX_FMT_BITSTREAM 4 ///< All values of a component are bit-wise packed end to end.
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#define PIX_FMT_HWACCEL 8 ///< Pixel format is an HW accelerated format.
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#define PIX_FMT_PLANAR 16 ///< At least one pixel component is not in the first data plane
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#define PIX_FMT_RGB 32 ///< The pixel format contains RGB-like data (as opposed to YUV/grayscale)
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/**
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* The pixel format is "pseudo-paletted". This means that FFmpeg treats it as
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* paletted internally, but the palette is generated by the decoder and is not
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* stored in the file.
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*/
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#define PIX_FMT_PSEUDOPAL 64
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#define PIX_FMT_ALPHA 128 ///< The pixel format has an alpha channel
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#if FF_API_PIX_FMT_DESC
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/**
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* The array of all the pixel format descriptors.
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*/
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extern const AVPixFmtDescriptor av_pix_fmt_descriptors[];
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#endif
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/**
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* Read a line from an image, and write the values of the
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@@ -137,9 +154,17 @@ void av_write_image_line(const uint16_t *src, uint8_t *data[4], const int linesi
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* For example in a little-endian system, first looks for "gray16",
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* then for "gray16le".
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*
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* Finally if no pixel format has been found, returns PIX_FMT_NONE.
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* Finally if no pixel format has been found, returns AV_PIX_FMT_NONE.
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*/
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enum PixelFormat av_get_pix_fmt(const char *name);
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enum AVPixelFormat av_get_pix_fmt(const char *name);
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/**
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* Return the short name for a pixel format, NULL in case pix_fmt is
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* unknown.
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*
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* @see av_get_pix_fmt(), av_get_pix_fmt_string()
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*/
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const char *av_get_pix_fmt_name(enum AVPixelFormat pix_fmt);
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/**
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* Print in buf the string corresponding to the pixel format with
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@@ -151,7 +176,7 @@ enum PixelFormat av_get_pix_fmt(const char *name);
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* corresponding info string, or a negative value to print the
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* corresponding header.
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*/
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char *av_get_pix_fmt_string (char *buf, int buf_size, enum PixelFormat pix_fmt);
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char *av_get_pix_fmt_string (char *buf, int buf_size, enum AVPixelFormat pix_fmt);
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/**
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* Return the number of bits per pixel used by the pixel format
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@@ -163,4 +188,50 @@ char *av_get_pix_fmt_string (char *buf, int buf_size, enum PixelFormat pix_fmt);
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*/
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int av_get_bits_per_pixel(const AVPixFmtDescriptor *pixdesc);
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/**
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* Return the number of bits per pixel for the pixel format
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* described by pixdesc, including any padding or unused bits.
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*/
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int av_get_padded_bits_per_pixel(const AVPixFmtDescriptor *pixdesc);
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/**
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* @return a pixel format descriptor for provided pixel format or NULL if
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* this pixel format is unknown.
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*/
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const AVPixFmtDescriptor *av_pix_fmt_desc_get(enum AVPixelFormat pix_fmt);
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/**
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* Iterate over all pixel format descriptors known to libavutil.
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*
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* @param prev previous descriptor. NULL to get the first descriptor.
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*
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* @return next descriptor or NULL after the last descriptor
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*/
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const AVPixFmtDescriptor *av_pix_fmt_desc_next(const AVPixFmtDescriptor *prev);
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/**
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* @return an AVPixelFormat id described by desc, or AV_PIX_FMT_NONE if desc
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* is not a valid pointer to a pixel format descriptor.
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*/
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enum AVPixelFormat av_pix_fmt_desc_get_id(const AVPixFmtDescriptor *desc);
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/**
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* Utility function to access log2_chroma_w log2_chroma_h from
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* the pixel format AVPixFmtDescriptor.
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*
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* See avcodec_get_chroma_sub_sample() for a function that asserts a
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* valid pixel format instead of returning an error code.
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* Its recommanded that you use avcodec_get_chroma_sub_sample unless
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* you do check the return code!
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*
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* @param[in] pix_fmt the pixel format
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* @param[out] h_shift store log2_chroma_h
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* @param[out] v_shift store log2_chroma_w
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*
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* @return 0 on success, AVERROR(ENOSYS) on invalid or unknown pixel format
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*/
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int av_pix_fmt_get_chroma_sub_sample(enum AVPixelFormat pix_fmt,
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int *h_shift, int *v_shift);
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#endif /* AVUTIL_PIXDESC_H */
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