AV_CODEC_ID_BITPACKED,
AV_CODEC_ID_MSCC,
AV_CODEC_ID_SRGC,
+ AV_CODEC_ID_SVG,
+ AV_CODEC_ID_GDV,
+ AV_CODEC_ID_FITS,
/* various PCM "codecs" */
AV_CODEC_ID_FIRST_AUDIO = 0x10000, ///< A dummy id pointing at the start of audio codecs
AV_CODEC_ID_SOL_DPCM,
AV_CODEC_ID_SDX2_DPCM = 0x14800,
+ AV_CODEC_ID_GREMLIN_DPCM,
/* audio codecs */
AV_CODEC_ID_MP2 = 0x15000,
AV_CODEC_ID_DST,
AV_CODEC_ID_ATRAC3AL,
AV_CODEC_ID_ATRAC3PAL,
+ AV_CODEC_ID_DOLBY_E,
/* subtitle codecs */
AV_CODEC_ID_FIRST_SUBTITLE = 0x17000, ///< A dummy ID pointing at the start of subtitle codecs.
* AVContentLightMetadata struct.
*/
AV_PKT_DATA_CONTENT_LIGHT_LEVEL,
+
+ /**
+ * The number of side data elements (in fact a bit more than it).
+ * This is not part of the public API/ABI in the sense that it may
+ * change when new side data types are added.
+ * This must stay the last enum value.
+ * If its value becomes huge, some code using it
+ * needs to be updated as it assumes it to be smaller than other limits.
+ */
+ AV_PKT_DATA_NB
};
#define AV_PKT_DATA_QUALITY_FACTOR AV_PKT_DATA_QUALITY_STATS //DEPRECATED
* after decoding.
**/
#define AV_PKT_FLAG_DISCARD 0x0004
+/**
+ * The packet comes from a trusted source.
+ *
+ * Otherwise-unsafe constructs such as arbitrary pointers to data
+ * outside the packet may be followed.
+ */
+#define AV_PKT_FLAG_TRUSTED 0x0008
enum AVSideDataParamChangeFlags {
AV_SIDE_DATA_PARAM_CHANGE_CHANNEL_COUNT = 0x0001,
*/
char *codec_whitelist;
- /*
+ /**
* Properties of the stream that gets decoded
* - encoding: unused
* - decoding: set by libavcodec
* AVCodecContext.get_format callback)
*/
int hwaccel_flags;
+
+ /**
+ * Video decoding only. Certain video codecs support cropping, meaning that
+ * only a sub-rectangle of the decoded frame is intended for display. This
+ * option controls how cropping is handled by libavcodec.
+ *
+ * When set to 1 (the default), libavcodec will apply cropping internally.
+ * I.e. it will modify the output frame width/height fields and offset the
+ * data pointers (only by as much as possible while preserving alignment, or
+ * by the full amount if the AV_CODEC_FLAG_UNALIGNED flag is set) so that
+ * the frames output by the decoder refer only to the cropped area. The
+ * crop_* fields of the output frames will be zero.
+ *
+ * When set to 0, the width/height fields of the output frames will be set
+ * to the coded dimensions and the crop_* fields will describe the cropping
+ * rectangle. Applying the cropping is left to the caller.
+ *
+ * @warning When hardware acceleration with opaque output frames is used,
+ * libavcodec is unable to apply cropping from the top/left border.
+ *
+ * @note when this option is set to zero, the width/height fields of the
+ * AVCodecContext and output AVFrames have different meanings. The codec
+ * context fields store display dimensions (with the coded dimensions in
+ * coded_width/height), while the frame fields store the coded dimensions
+ * (with the display dimensions being determined by the crop_* fields).
+ */
+ int apply_cropping;
} AVCodecContext;
AVRational av_codec_get_pkt_timebase (const AVCodecContext *avctx);
/**
* Hardware accelerated codec capabilities.
- * see HWACCEL_CODEC_CAP_*
+ * see AV_HWACCEL_CODEC_CAP_*
*/
int capabilities;
/**
* Called for every Macroblock in a slice.
*
- * XvMC uses it to replace the ff_mpv_decode_mb().
+ * XvMC uses it to replace the ff_mpv_reconstruct_mb().
* Instead of decoding to raw picture, MB parameters are
* stored in an array provided by the video driver.
*
int caps_internal;
} AVHWAccel;
+/**
+ * HWAccel is experimental and is thus avoided in favor of non experimental
+ * codecs
+ */
+#define AV_HWACCEL_CODEC_CAP_EXPERIMENTAL 0x0200
+
/**
* Hardware acceleration should be used for decoding even if the codec level
* used is unknown or higher than the maximum supported level reported by the
*/
#define AV_HWACCEL_FLAG_ALLOW_HIGH_DEPTH (1 << 1)
+/**
+ * Hardware acceleration should still be attempted for decoding when the
+ * codec profile does not match the reported capabilities of the hardware.
+ *
+ * For example, this can be used to try to decode baseline profile H.264
+ * streams in hardware - it will often succeed, because many streams marked
+ * as baseline profile actually conform to constrained baseline profile.
+ *
+ * @warning If the stream is actually not supported then the behaviour is
+ * undefined, and may include returning entirely incorrect output
+ * while indicating success.
+ */
+#define AV_HWACCEL_FLAG_ALLOW_PROFILE_MISMATCH (1 << 2)
+
/**
* @}
*/
* @{
*/
+#if FF_API_GETCHROMA
/**
- * Utility function to access log2_chroma_w log2_chroma_h from
- * the pixel format AVPixFmtDescriptor.
- *
- * This function asserts that pix_fmt is valid. See av_pix_fmt_get_chroma_sub_sample
- * for one that returns a failure code and continues in case of invalid
- * pix_fmts.
- *
- * @param[in] pix_fmt the pixel format
- * @param[out] h_shift store log2_chroma_w
- * @param[out] v_shift store log2_chroma_h
- *
- * @see av_pix_fmt_get_chroma_sub_sample
+ * @deprecated Use av_pix_fmt_get_chroma_sub_sample
*/
+attribute_deprecated
void avcodec_get_chroma_sub_sample(enum AVPixelFormat pix_fmt, int *h_shift, int *v_shift);
+#endif
/**
* Return a value representing the fourCC code associated to the