* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
-#ifndef FFMPEG_AVCODEC_H
-#define FFMPEG_AVCODEC_H
+#ifndef AVCODEC_AVCODEC_H
+#define AVCODEC_AVCODEC_H
/**
* @file avcodec.h
*/
-#include "avutil.h"
-#include <sys/types.h> /* size_t */
+#include "libavutil/avutil.h"
-#define AV_STRINGIFY(s) AV_TOSTRING(s)
-#define AV_TOSTRING(s) #s
+#define LIBAVCODEC_VERSION_MAJOR 52
+#define LIBAVCODEC_VERSION_MINOR 6
+#define LIBAVCODEC_VERSION_MICRO 0
-#define LIBAVCODEC_VERSION_INT ((51<<16)+(50<<8)+1)
-#define LIBAVCODEC_VERSION 51.50.1
+#define LIBAVCODEC_VERSION_INT AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \
+ LIBAVCODEC_VERSION_MINOR, \
+ LIBAVCODEC_VERSION_MICRO)
+#define LIBAVCODEC_VERSION AV_VERSION(LIBAVCODEC_VERSION_MAJOR, \
+ LIBAVCODEC_VERSION_MINOR, \
+ LIBAVCODEC_VERSION_MICRO)
#define LIBAVCODEC_BUILD LIBAVCODEC_VERSION_INT
#define LIBAVCODEC_IDENT "Lavc" AV_STRINGIFY(LIBAVCODEC_VERSION)
*/
enum CodecID {
CODEC_ID_NONE,
+
+ /* video codecs */
CODEC_ID_MPEG1VIDEO,
CODEC_ID_MPEG2VIDEO, ///< preferred ID for MPEG-1/2 video decoding
CODEC_ID_MPEG2VIDEO_XVMC,
CODEC_ID_VB,
CODEC_ID_PCX,
CODEC_ID_SUNRAST,
+ CODEC_ID_INDEO4,
+ CODEC_ID_INDEO5,
+ CODEC_ID_MIMIC,
+ CODEC_ID_RL2,
+ CODEC_ID_8SVX_EXP,
+ CODEC_ID_8SVX_FIB,
+ CODEC_ID_ESCAPE124,
+ CODEC_ID_DIRAC,
+ CODEC_ID_BFI,
+ CODEC_ID_CMV,
+ CODEC_ID_MOTIONPIXELS,
+ CODEC_ID_TGV,
+ CODEC_ID_TGQ,
/* various PCM "codecs" */
CODEC_ID_PCM_S16LE= 0x10000,
CODEC_ID_PCM_S24DAUD,
CODEC_ID_PCM_ZORK,
CODEC_ID_PCM_S16LE_PLANAR,
+ CODEC_ID_PCM_DVD,
+ CODEC_ID_PCM_F32BE,
+ CODEC_ID_PCM_F32LE,
+ CODEC_ID_PCM_F64BE,
+ CODEC_ID_PCM_F64LE,
/* various ADPCM codecs */
CODEC_ID_ADPCM_IMA_QT= 0x11000,
CODEC_ID_ADPCM_IMA_EA_SEAD,
CODEC_ID_ADPCM_IMA_EA_EACS,
CODEC_ID_ADPCM_EA_XAS,
+ CODEC_ID_ADPCM_EA_MAXIS_XA,
/* AMR */
CODEC_ID_AMR_NB= 0x12000,
CODEC_ID_XAN_DPCM,
CODEC_ID_SOL_DPCM,
+ /* audio codecs */
CODEC_ID_MP2= 0x15000,
CODEC_ID_MP3, ///< preferred ID for decoding MPEG audio layer 1, 2 or 3
CODEC_ID_AAC,
-#if LIBAVCODEC_VERSION_INT < ((52<<16)+(0<<8)+0)
- CODEC_ID_MPEG4AAC,
-#endif
CODEC_ID_AC3,
CODEC_ID_DTS,
CODEC_ID_VORBIS,
CODEC_ID_NELLYMOSER,
CODEC_ID_MUSEPACK8,
CODEC_ID_SPEEX,
+ CODEC_ID_WMAVOICE,
+ CODEC_ID_WMAPRO,
+ CODEC_ID_WMALOSSLESS,
+ CODEC_ID_ATRAC3P,
+ CODEC_ID_EAC3,
+ CODEC_ID_SIPR,
/* subtitle codecs */
CODEC_ID_DVD_SUBTITLE= 0x17000,
CODEC_ID_SSA,
CODEC_ID_MOV_TEXT,
- /* other specific kind of codecs (generaly used for attachments) */
+ /* other specific kind of codecs (generally used for attachments) */
CODEC_ID_TTF= 0x18000,
+ CODEC_ID_PROBE= 0x19000, ///< codec_id is not known (like CODEC_ID_NONE) but lavf should attempt to identify it
+
CODEC_ID_MPEG2TS= 0x20000, /**< _FAKE_ codec to indicate a raw MPEG-2 TS
* stream (only used by libavformat) */
};
-#if LIBAVCODEC_VERSION_INT < ((52<<16)+(0<<8)+0)
-/* CODEC_ID_MP3LAME is obsolete */
-#define CODEC_ID_MP3LAME CODEC_ID_MP3
-#define CODEC_ID_MPEG4AAC CODEC_ID_AAC
-#endif
-
enum CodecType {
CODEC_TYPE_UNKNOWN = -1,
CODEC_TYPE_VIDEO,
};
/**
- * Currently unused, may be used if 24/32 bits samples are ever supported.
* all in native-endian format
*/
enum SampleFormat {
SAMPLE_FMT_NONE = -1,
SAMPLE_FMT_U8, ///< unsigned 8 bits
SAMPLE_FMT_S16, ///< signed 16 bits
- SAMPLE_FMT_S24, ///< signed 24 bits
SAMPLE_FMT_S32, ///< signed 32 bits
SAMPLE_FMT_FLT, ///< float
+ SAMPLE_FMT_DBL, ///< double
+ SAMPLE_FMT_NB ///< Number of sample formats. DO NOT USE if dynamically linking to libavcodec
};
+/* Audio channel masks */
+#define CH_FRONT_LEFT 0x00000001
+#define CH_FRONT_RIGHT 0x00000002
+#define CH_FRONT_CENTER 0x00000004
+#define CH_LOW_FREQUENCY 0x00000008
+#define CH_BACK_LEFT 0x00000010
+#define CH_BACK_RIGHT 0x00000020
+#define CH_FRONT_LEFT_OF_CENTER 0x00000040
+#define CH_FRONT_RIGHT_OF_CENTER 0x00000080
+#define CH_BACK_CENTER 0x00000100
+#define CH_SIDE_LEFT 0x00000200
+#define CH_SIDE_RIGHT 0x00000400
+#define CH_TOP_CENTER 0x00000800
+#define CH_TOP_FRONT_LEFT 0x00001000
+#define CH_TOP_FRONT_CENTER 0x00002000
+#define CH_TOP_FRONT_RIGHT 0x00004000
+#define CH_TOP_BACK_LEFT 0x00008000
+#define CH_TOP_BACK_CENTER 0x00010000
+#define CH_TOP_BACK_RIGHT 0x00020000
+#define CH_STEREO_LEFT 0x20000000 ///< Stereo downmix.
+#define CH_STEREO_RIGHT 0x40000000 ///< See CH_STEREO_LEFT.
+
+/* Audio channel convenience macros */
+#define CH_LAYOUT_MONO (CH_FRONT_CENTER)
+#define CH_LAYOUT_STEREO (CH_FRONT_LEFT|CH_FRONT_RIGHT)
+#define CH_LAYOUT_SURROUND (CH_LAYOUT_STEREO|CH_FRONT_CENTER)
+#define CH_LAYOUT_QUAD (CH_LAYOUT_STEREO|CH_BACK_LEFT|CH_BACK_RIGHT)
+#define CH_LAYOUT_5POINT0 (CH_LAYOUT_SURROUND|CH_SIDE_LEFT|CH_SIDE_RIGHT)
+#define CH_LAYOUT_5POINT1 (CH_LAYOUT_5POINT0|CH_LOW_FREQUENCY)
+#define CH_LAYOUT_7POINT1 (CH_LAYOUT_5POINT1|CH_BACK_LEFT|CH_BACK_RIGHT)
+#define CH_LAYOUT_7POINT1_WIDE (CH_LAYOUT_SURROUND|CH_LOW_FREQUENCY|\
+ CH_BACK_LEFT|CH_BACK_RIGHT|\
+ CH_FRONT_LEFT_OF_CENTER|CH_FRONT_RIGHT_OF_CENTER)
+#define CH_LAYOUT_STEREO_DOWNMIX (CH_STEREO_LEFT|CH_STEREO_RIGHT)
+
/* in bytes */
#define AVCODEC_MAX_AUDIO_FRAME_SIZE 192000 // 1 second of 48khz 32bit audio
ME_HEX, ///< hexagon based search
ME_UMH, ///< uneven multi-hexagon search
ME_ITER, ///< iterative search
+ ME_TESA, ///< transformed exhaustive search algorithm
};
enum AVDiscard{
#define CODEC_FLAG_INTERLACED_DCT 0x00040000 ///< Use interlaced DCT.
#define CODEC_FLAG_LOW_DELAY 0x00080000 ///< Force low delay.
#define CODEC_FLAG_ALT_SCAN 0x00100000 ///< Use alternate scan.
-#define CODEC_FLAG_TRELLIS_QUANT 0x00200000 ///< Use trellis quantization.
#define CODEC_FLAG_GLOBAL_HEADER 0x00400000 ///< Place global headers in extradata instead of every keyframe.
#define CODEC_FLAG_BITEXACT 0x00800000 ///< Use only bitexact stuff (except (I)DCT).
/* Fx : Flag for h263+ extra options */
-#if LIBAVCODEC_VERSION_INT < ((52<<16)+(0<<8)+0)
-#define CODEC_FLAG_H263P_AIC 0x01000000 ///< H.263 advanced intra coding / MPEG-4 AC prediction (remove this)
-#endif
#define CODEC_FLAG_AC_PRED 0x01000000 ///< H.263 advanced intra coding / MPEG-4 AC prediction
#define CODEC_FLAG_H263P_UMV 0x02000000 ///< unlimited motion vector
#define CODEC_FLAG_CBP_RD 0x04000000 ///< Use rate distortion optimization for cbp.
#define CODEC_FLAG_H263P_SLICE_STRUCT 0x10000000
#define CODEC_FLAG_INTERLACED_ME 0x20000000 ///< interlaced motion estimation
#define CODEC_FLAG_SVCD_SCAN_OFFSET 0x40000000 ///< Will reserve space for SVCD scan offset user data.
-#define CODEC_FLAG_CLOSED_GOP ((int)0x80000000)
+#define CODEC_FLAG_CLOSED_GOP 0x80000000
#define CODEC_FLAG2_FAST 0x00000001 ///< Allow non spec compliant speedup tricks.
#define CODEC_FLAG2_STRICT_GOP 0x00000002 ///< Strictly enforce GOP size.
#define CODEC_FLAG2_NO_OUTPUT 0x00000004 ///< Skip bitstream encoding.
\
/**\
* is this picture used as reference\
+ * The values for this are the same as the MpegEncContext.picture_structure\
+ * variable, that is 1->top field, 2->bottom field, 3->frame/both fields.\
* - encoding: unused\
* - decoding: Set by libavcodec. (before get_buffer() call)).\
*/\
* - encoding: Set by user.\
* - decoding: Set by libavcodec.\
*/\
- int8_t *ref_index[2];
+ int8_t *ref_index[2];\
+\
+ /**\
+ * reordered opaque 64bit number (generally a PTS) from AVCodecContext.reordered_opaque\
+ * output in AVFrame.reordered_opaque\
+ * - encoding: unused\
+ * - decoding: Read by user.\
+ */\
+ int64_t reordered_opaque;\
+
#define FF_QSCALE_TYPE_MPEG1 0
#define FF_QSCALE_TYPE_MPEG2 1
#define FF_BUFFER_TYPE_COPY 8 ///< Just a (modified) copy of some other buffer, don't deallocate anything.
-#define FF_I_TYPE 1 // Intra
-#define FF_P_TYPE 2 // Predicted
-#define FF_B_TYPE 3 // Bi-dir predicted
-#define FF_S_TYPE 4 // S(GMC)-VOP MPEG4
-#define FF_SI_TYPE 5
-#define FF_SP_TYPE 6
+#define FF_I_TYPE 1 ///< Intra
+#define FF_P_TYPE 2 ///< Predicted
+#define FF_B_TYPE 3 ///< Bi-dir predicted
+#define FF_S_TYPE 4 ///< S(GMC)-VOP MPEG4
+#define FF_SI_TYPE 5 ///< Switching Intra
+#define FF_SP_TYPE 6 ///< Switching Predicted
+#define FF_BI_TYPE 7
#define FF_BUFFER_HINTS_VALID 0x01 // Buffer hints value is meaningful (if 0 ignore).
#define FF_BUFFER_HINTS_READABLE 0x02 // Codec will read from buffer.
FF_COMMON_FRAME
} AVFrame;
-#define DEFAULT_FRAME_RATE_BASE 1001000
-
/**
* main external API structure.
* New fields can be added to the end with minor version bumps.
* information on struct for av_log
* - set by avcodec_alloc_context
*/
- AVClass *av_class;
+ const AVClass *av_class;
/**
* the average bitrate
* - encoding: Set by user; unused for constant quantizer encoding.
/**
* Motion estimation algorithm used for video coding.
* 1 (zero), 2 (full), 3 (log), 4 (phods), 5 (epzs), 6 (x1), 7 (hex),
- * 8 (umh), 9 (iter) [7, 8 are x264 specific, 9 is snow specific]
+ * 8 (umh), 9 (iter), 10 (tesa) [7, 8, 10 are x264 specific, 9 is snow specific]
* - encoding: MUST be set by user.
* - decoding: unused
*/
/* audio only */
int sample_rate; ///< samples per second
- int channels;
+ int channels; ///< number of audio channels
/**
* audio sample format
/**
* qscale factor between IP and B-frames
+ * If > 0 then the last P-frame quantizer will be used (q= lastp_q*factor+offset).
+ * If < 0 then normal ratecontrol will be done (q= -normal_q*factor+offset).
* - encoding: Set by user.
* - decoding: unused
*/
void *priv_data;
-#if LIBAVCODEC_VERSION_INT < ((52<<16)+(0<<8)+0)
- /* unused, FIXME remove*/
- int rtp_mode;
-#endif
-
int rtp_payload_size; /* The size of the RTP payload: the coder will */
/* do its best to deliver a chunk with size */
/* below rtp_payload_size, the chunk will start */
/**
* strictly follow the standard (MPEG4, ...).
* - encoding: Set by user.
- * - decoding: unused
+ * - decoding: Set by user.
+ * Setting this to STRICT or higher means the encoder and decoder will
+ * generally do stupid things. While setting it to inofficial or lower
+ * will mean the encoder might use things that are not supported by all
+ * spec compliant decoders. Decoders make no difference between normal,
+ * inofficial and experimental, that is they always try to decode things
+ * when they can unless they are explicitly asked to behave stupid
+ * (=strictly conform to the specs)
*/
int strict_std_compliance;
#define FF_COMPLIANCE_VERY_STRICT 2 ///< Strictly conform to a older more strict version of the spec or reference software.
/**
* qscale offset between IP and B-frames
- * If > 0 then the last P-frame quantizer will be used (q= lastp_q*factor+offset).
- * If < 0 then normal ratecontrol will be done (q= -normal_q*factor+offset).
* - encoding: Set by user.
* - decoding: unused
*/
float b_quant_offset;
/**
- * Error resilience; higher values will detect more errors but may
+ * Error recognization; higher values will detect more errors but may
* misdetect some more or less valid parts as errors.
* - encoding: unused
* - decoding: Set by user.
*/
- int error_resilience;
+ int error_recognition;
#define FF_ER_CAREFUL 1
#define FF_ER_COMPLIANT 2
#define FF_ER_AGGRESSIVE 3
int (*get_buffer)(struct AVCodecContext *c, AVFrame *pic);
/**
- * Called to release buffers which where allocated with get_buffer.
+ * Called to release buffers which were allocated with get_buffer.
* A released buffer can be reused in get_buffer().
* pic.data[*] must be set to NULL.
* - encoding: unused
* - encoding: Set by user
* - decoding: unused
*/
- char *rc_eq;
+ const char *rc_eq;
/**
* maximum bitrate
*/
float dark_masking;
-
-#if LIBAVCODEC_VERSION_INT < ((52<<16)+(0<<8)+0)
- /* for binary compatibility */
- int unused;
-#endif
-
/**
* IDCT algorithm, see FF_IDCT_* below.
* - encoding: Set by user.
#define FF_IDCT_SIMPLEARMV6 17
#define FF_IDCT_SIMPLEVIS 18
#define FF_IDCT_WMV2 19
+#define FF_IDCT_FAAN 20
+#define FF_IDCT_EA 21
/**
* slice count
#define FF_MM_SSE3 0x0040 ///< Prescott SSE3 functions
#define FF_MM_SSSE3 0x0080 ///< Conroe SSSE3 functions
#define FF_MM_IWMMXT 0x0100 ///< XScale IWMMXT
+#define FF_MM_ALTIVEC 0x0001 ///< standard AltiVec
/**
* bits per sample/pixel from the demuxer (needed for huffyuv).
* - encoding: Set by libavcodec.
* - decoding: Set by user.
*/
- int bits_per_sample;
+ int bits_per_coded_sample;
/**
* prediction method (needed for huffyuv)
/**
* sample aspect ratio (0 if unknown)
+ * That is the width of a pixel divided by the height of the pixel.
* Numerator and denominator must be relatively prime and smaller than 256 for some video standards.
* - encoding: Set by user.
* - decoding: Set by libavcodec.
#define FF_DEBUG_BUGS 0x00001000
#define FF_DEBUG_VIS_QP 0x00002000
#define FF_DEBUG_VIS_MB_TYPE 0x00004000
+#define FF_DEBUG_BUFFERS 0x00008000
/**
* debug
int mb_decision;
#define FF_MB_DECISION_SIMPLE 0 ///< uses mb_cmp
#define FF_MB_DECISION_BITS 1 ///< chooses the one which needs the fewest bits
-#define FF_MB_DECISION_RD 2 ///< rate distoration
+#define FF_MB_DECISION_RD 2 ///< rate distortion
/**
* custom intra quantization matrix
* - encoding: Set by libavcodec, user can override.
* - decoding: Set by libavcodec, user can override.
*/
- int (*execute)(struct AVCodecContext *c, int (*func)(struct AVCodecContext *c2, void *arg), void **arg2, int *ret, int count);
+ int (*execute)(struct AVCodecContext *c, int (*func)(struct AVCodecContext *c2, void *arg), void *arg2, int *ret, int count, int size);
/**
* thread opaque
#define X264_PART_B8X8 0x100 /* Analyze b16x8, b8x16 and b8x8 */
/**
- * direct MV prediction mode - 0 (none), 1 (spatial), 2 (temporal)
+ * direct MV prediction mode - 0 (none), 1 (spatial), 2 (temporal), 3 (auto)
* - encoding: Set by user.
* - decoding: unused
*/
*/
int64_t timecode_frame_start;
+#if LIBAVCODEC_VERSION_MAJOR < 53
/**
* Decoder should decode to this many channels if it can (0 for default)
* - encoding: unused
* - decoding: Set by user.
+ * @deprecated Deprecated in favor of request_channel_layout.
*/
int request_channels;
+#endif
/**
* Percentage of dynamic range compression to be applied by the decoder.
* - decoding: Set by user.
*/
float drc_scale;
+
+ /**
+ * opaque 64bit number (generally a PTS) that will be reordered and
+ * output in AVFrame.reordered_opaque
+ * - encoding: unused
+ * - decoding: Set by user.
+ */
+ int64_t reordered_opaque;
+
+ /**
+ * Bits per sample/pixel of internal libavcodec pixel/sample format.
+ * This field is applicable only when sample_fmt is SAMPLE_FMT_S32.
+ * - encoding: set by user.
+ * - decoding: set by libavcodec.
+ */
+ int bits_per_raw_sample;
+
+ /**
+ * Audio channel layout.
+ * - encoding: set by user.
+ * - decoding: set by libavcodec.
+ */
+ int64_t channel_layout;
+
+ /**
+ * Request decoder to use this channel layout if it can (0 for default)
+ * - encoding: unused
+ * - decoding: Set by user.
+ */
+ int64_t request_channel_layout;
+
+ /**
+ * Ratecontrol attempt to use, at maximum, <value> of what can be used without an underflow.
+ * - encoding: Set by user.
+ * - decoding: unused.
+ */
+ float rc_max_available_vbv_use;
+
+ /**
+ * Ratecontrol attempt to use, at least, <value> times the amount needed to prevent a vbv overflow.
+ * - encoding: Set by user.
+ * - decoding: unused.
+ */
+ float rc_min_vbv_overflow_use;
} AVCodecContext;
/**
int (*close)(AVCodecContext *);
int (*decode)(AVCodecContext *, void *outdata, int *outdata_size,
const uint8_t *buf, int buf_size);
+ /**
+ * Codec capabilities.
+ * see CODEC_CAP_*
+ */
int capabilities;
struct AVCodec *next;
+ /**
+ * Flush buffers.
+ * Will be called when seeking
+ */
void (*flush)(AVCodecContext *);
- const AVRational *supported_framerates; ///array of supported framerates, or NULL if any, array is terminated by {0,0}
- const enum PixelFormat *pix_fmts; ///array of supported pixel formats, or NULL if unknown, array is terminanted by -1
+ const AVRational *supported_framerates; ///< array of supported framerates, or NULL if any, array is terminated by {0,0}
+ const enum PixelFormat *pix_fmts; ///< array of supported pixel formats, or NULL if unknown, array is terminated by -1
+ /**
+ * Descriptive name for the codec, meant to be more human readable than \p name.
+ * You \e should use the NULL_IF_CONFIG_SMALL() macro to define it.
+ */
+ const char *long_name;
+ const int *supported_samplerates; ///< array of supported audio samplerates, or NULL if unknown, array is terminated by 0
+ const enum SampleFormat *sample_fmts; ///< array of supported sample formats, or NULL if unknown, array is terminated by -1
+ const int64_t *channel_layouts; ///< array of support channel layouts, or NULL if unknown. array is terminated by 0
} AVCodec;
/**
void av_resample_compensate(struct AVResampleContext *c, int sample_delta, int compensation_distance);
void av_resample_close(struct AVResampleContext *c);
-#if LIBAVCODEC_VERSION_INT < ((52<<16)+(0<<8)+0)
-/* YUV420 format is assumed ! */
-
-/**
- * @deprecated Use the software scaler (swscale) instead.
- */
-typedef struct ImgReSampleContext ImgReSampleContext attribute_deprecated;
-
-/**
- * @deprecated Use the software scaler (swscale) instead.
- */
-attribute_deprecated ImgReSampleContext *img_resample_init(int output_width, int output_height,
- int input_width, int input_height);
-
-/**
- * @deprecated Use the software scaler (swscale) instead.
- */
-attribute_deprecated ImgReSampleContext *img_resample_full_init(int owidth, int oheight,
- int iwidth, int iheight,
- int topBand, int bottomBand,
- int leftBand, int rightBand,
- int padtop, int padbottom,
- int padleft, int padright);
-
-/**
- * @deprecated Use the software scaler (swscale) instead.
- */
-attribute_deprecated void img_resample(struct ImgReSampleContext *s,
- AVPicture *output, const AVPicture *input);
-
-/**
- * @deprecated Use the software scaler (swscale) instead.
- */
-attribute_deprecated void img_resample_close(struct ImgReSampleContext *s);
-
-#endif
-
/**
* Allocate memory for a picture. Call avpicture_free to free it.
*
* @param[out] loss_ptr Combination of flags informing you what kind of losses will occur.
* @return The best pixel format to convert to or -1 if none was found.
*/
-int avcodec_find_best_pix_fmt(int pix_fmt_mask, int src_pix_fmt,
+int avcodec_find_best_pix_fmt(int64_t pix_fmt_mask, int src_pix_fmt,
int has_alpha, int *loss_ptr);
int img_get_alpha_info(const AVPicture *src,
int pix_fmt, int width, int height);
-#if LIBAVCODEC_VERSION_INT < ((52<<16)+(0<<8)+0)
-/**
- * convert among pixel formats
- * @deprecated Use the software scaler (swscale) instead.
- */
-attribute_deprecated int img_convert(AVPicture *dst, int dst_pix_fmt,
- const AVPicture *src, int pix_fmt,
- int width, int height);
-#endif
-
/* deinterlace a picture */
/* deinterlace - if not supported return -1 */
int avpicture_deinterlace(AVPicture *dst, const AVPicture *src,
/* external high level API */
-#if LIBAVCODEC_VERSION_INT < ((52<<16)+(0<<8)+0)
-extern AVCodec *first_avcodec;
-#endif
AVCodec *av_codec_next(AVCodec *c);
-/* returns LIBAVCODEC_VERSION_INT constant */
+/**
+ * Returns the LIBAVCODEC_VERSION_INT constant.
+ */
unsigned avcodec_version(void);
-/* returns LIBAVCODEC_BUILD constant */
-unsigned avcodec_build(void);
/**
* Initializes libavcodec.
int avcodec_thread_init(AVCodecContext *s, int thread_count);
void avcodec_thread_free(AVCodecContext *s);
-int avcodec_thread_execute(AVCodecContext *s, int (*func)(AVCodecContext *c2, void *arg2),void **arg, int *ret, int count);
-int avcodec_default_execute(AVCodecContext *c, int (*func)(AVCodecContext *c2, void *arg2),void **arg, int *ret, int count);
+int avcodec_thread_execute(AVCodecContext *s, int (*func)(AVCodecContext *c2, void *arg2),void *arg, int *ret, int count, int size);
+int avcodec_default_execute(AVCodecContext *c, int (*func)(AVCodecContext *c2, void *arg2),void *arg, int *ret, int count, int size);
//FIXME func typedef
/**
*/
int avcodec_open(AVCodecContext *avctx, AVCodec *codec);
-/**
- * @deprecated Use avcodec_decode_audio2() instead.
- */
-attribute_deprecated int avcodec_decode_audio(AVCodecContext *avctx, int16_t *samples,
- int *frame_size_ptr,
- const uint8_t *buf, int buf_size);
-
/**
* Decodes an audio frame from \p buf into \p samples.
* The avcodec_decode_audio2() function decodes an audio frame from the input
* @param[in] samples the input buffer containing the samples
* The number of samples read from this buffer is frame_size*channels,
* both of which are defined in \p avctx.
+ * For PCM audio the number of samples read from \p samples is equal to
+ * \p buf_size * input_sample_size / output_sample_size.
* @return On error a negative value is returned, on success zero or the number
* of bytes used to encode the data read from the input buffer.
*/
int64_t frame_offset; /* offset of the current frame */
int64_t cur_offset; /* current offset
(incremented by each av_parser_parse()) */
- int64_t last_frame_offset; /* offset of the last frame */
+ int64_t next_frame_offset; /* offset of the next frame */
/* video info */
int pict_type; /* XXX: Put it back in AVCodecContext. */
int repeat_pict; /* XXX: Put it back in AVCodecContext. */
#define PARSER_FLAG_COMPLETE_FRAMES 0x0001
int64_t offset; ///< byte offset from starting packet start
- int64_t last_offset;
+ int64_t cur_frame_end[AV_PARSER_PTS_NB];
} AVCodecParserContext;
typedef struct AVCodecParser {
struct AVCodecParser *next;
} AVCodecParser;
-#if LIBAVCODEC_VERSION_INT < ((52<<16)+(0<<8)+0)
-extern AVCodecParser *av_first_parser;
-#endif
AVCodecParser *av_parser_next(AVCodecParser *c);
void av_register_codec_parser(AVCodecParser *parser);
*/
void *av_fast_realloc(void *ptr, unsigned int *size, unsigned int min_size);
-/* for static data only */
-
-/**
- * Frees all static arrays and resets their pointers to 0.
- * Call this function to release all statically allocated tables.
- *
- * @deprecated. Code which uses av_free_static is broken/misdesigned
- * and should correctly use static arrays
- *
- */
-attribute_deprecated void av_free_static(void);
-
-/**
- * Allocation of static arrays.
- *
- * @warning Do not use for normal allocation.
- *
- * @param[in] size The amount of memory you need in bytes.
- * @return block of memory of the requested size
- * @deprecated. Code which uses av_mallocz_static is broken/misdesigned
- * and should correctly use static arrays
- */
-attribute_deprecated void *av_mallocz_static(unsigned int size);
-
/**
* Copy image 'src' to 'dst'.
*/
int av_picture_pad(AVPicture *dst, const AVPicture *src, int height, int width, int pix_fmt,
int padtop, int padbottom, int padleft, int padright, int *color);
-#if LIBAVCODEC_VERSION_INT < ((52<<16)+(0<<8)+0)
-/**
- * @deprecated Use the software scaler (swscale) instead.
- */
-attribute_deprecated void img_copy(AVPicture *dst, const AVPicture *src,
- int pix_fmt, int width, int height);
-
-/**
- * @deprecated Use the software scaler (swscale) instead.
- */
-attribute_deprecated int img_crop(AVPicture *dst, const AVPicture *src,
- int pix_fmt, int top_band, int left_band);
-
-/**
- * @deprecated Use the software scaler (swscale) instead.
- */
-attribute_deprecated int img_pad(AVPicture *dst, const AVPicture *src, int height, int width, int pix_fmt,
- int padtop, int padbottom, int padleft, int padright, int *color);
-#endif
-
-extern unsigned int av_xiphlacing(unsigned char *s, unsigned int v);
+unsigned int av_xiphlacing(unsigned char *s, unsigned int v);
/**
* Parses \p str and put in \p width_ptr and \p height_ptr the detected values.
*/
int av_parse_video_frame_rate(AVRational *frame_rate, const char *str);
+/**
+ * Logs a generic warning message about a missing feature.
+ * @param[in] avc a pointer to an arbitrary struct of which the first field is
+ * a pointer to an AVClass struct
+ * @param[in] feature string containing the name of the missing feature
+ * @param[in] want_sample indicates if samples are wanted which exhibit this feature.
+ * If \p want_sample is non-zero, additional verbage will be added to the log
+ * message which tells the user how to report samples to the development
+ * mailing list.
+ */
+void av_log_missing_feature(void *avc, const char *feature, int want_sample);
+
/* error handling */
#if EINVAL > 0
#define AVERROR(e) (-(e)) /**< Returns a negative error code from a POSIX error code, to return from library functions. */
#define AVERROR_NOENT AVERROR(ENOENT) /**< No such file or directory. */
#define AVERROR_PATCHWELCOME -MKTAG('P','A','W','E') /**< Not yet implemented in FFmpeg. Patches welcome. */
-#endif /* FFMPEG_AVCODEC_H */
+#endif /* AVCODEC_AVCODEC_H */