#define AVFORMAT_AVFORMAT_H
#define LIBAVFORMAT_VERSION_MAJOR 52
-#define LIBAVFORMAT_VERSION_MINOR 77
-#define LIBAVFORMAT_VERSION_MICRO 0
+#define LIBAVFORMAT_VERSION_MINOR 78
+#define LIBAVFORMAT_VERSION_MICRO 3
#define LIBAVFORMAT_VERSION_INT AV_VERSION_INT(LIBAVFORMAT_VERSION_MAJOR, \
LIBAVFORMAT_VERSION_MINOR, \
#define LIBAVFORMAT_IDENT "Lavf" AV_STRINGIFY(LIBAVFORMAT_VERSION)
+/**
+ * Those FF_API_* defines are not part of public API.
+ * They may change, break or disappear at any time.
+ */
+#ifndef FF_API_MAX_STREAMS
+#define FF_API_MAX_STREAMS (LIBAVFORMAT_VERSION_MAJOR < 53)
+#endif
+#ifndef FF_API_OLD_METADATA
+#define FF_API_OLD_METADATA (LIBAVFORMAT_VERSION_MAJOR < 53)
+#endif
+#ifndef FF_API_URL_CLASS
+#define FF_API_URL_CLASS (LIBAVFORMAT_VERSION_MAJOR >= 53)
+#endif
+#ifndef FF_API_URL_RESETBUF
+#define FF_API_URL_RESETBUF (LIBAVFORMAT_VERSION_MAJOR < 53)
+#endif
+#ifndef FF_API_REGISTER_PROTOCOL
+#define FF_API_REGISTER_PROTOCOL (LIBAVFORMAT_VERSION_MAJOR < 53)
+#endif
+
/**
* I return the LIBAVFORMAT_VERSION_INT constant. You got
* a fucking problem with that, douchebag?
/**
* Get a metadata element with matching key.
+ *
* @param prev Set to the previous matching element to find the next.
* If set to NULL the first matching element is returned.
* @param flags Allows case as well as suffix-insensitive comparisons.
AVMetadataTag *
av_metadata_get(AVMetadata *m, const char *key, const AVMetadataTag *prev, int flags);
-#if LIBAVFORMAT_VERSION_MAJOR == 52
+#if FF_API_OLD_METADATA
/**
- * Set the given tag in m, overwriting an existing tag.
- * @param key tag key to add to m (will be av_strduped)
- * @param value tag value to add to m (will be av_strduped)
+ * Set the given tag in *pm, overwriting an existing tag.
+ *
+ * @param pm pointer to a pointer to a metadata struct. If *pm is NULL
+ * a metadata struct is allocated and put in *pm.
+ * @param key tag key to add to *pm (will be av_strduped)
+ * @param value tag value to add to *pm (will be av_strduped)
* @return >= 0 on success otherwise an error code <0
* @deprecated Use av_metadata_set2() instead.
*/
#endif
/**
- * Set the given tag in m, overwriting an existing tag.
- * @param key tag key to add to m (will be av_strduped depending on flags)
- * @param value tag value to add to m (will be av_strduped depending on flags).
+ * Set the given tag in *pm, overwriting an existing tag.
+ *
+ * @param pm pointer to a pointer to a metadata struct. If *pm is NULL
+ * a metadata struct is allocated and put in *pm.
+ * @param key tag key to add to *pm (will be av_strduped depending on flags)
+ * @param value tag value to add to *pm (will be av_strduped depending on flags).
* Passing a NULL value will cause an existing tag to be deleted.
* @return >= 0 on success otherwise an error code <0
*/
* Convert all the metadata sets from ctx according to the source and
* destination conversion tables. If one of the tables is NULL, then
* tags are converted to/from ffmpeg generic tag names.
+ *
* @param d_conv destination tags format conversion table
* @param s_conv source tags format conversion table
*/
-void av_metadata_conv(struct AVFormatContext *ctx,const AVMetadataConv *d_conv,
- const AVMetadataConv *s_conv);
+void av_metadata_conv(struct AVFormatContext *ctx, const AVMetadataConv *d_conv,
+ const AVMetadataConv *s_conv);
/**
* Free all the memory allocated for an AVMetadata struct.
struct AVCodecTag;
-/** This structure contains the data a format has to probe a file. */
+/**
+ * This structure contains the data a format has to probe a file.
+ */
typedef struct AVProbeData {
const char *filename;
unsigned char *buf; /**< Buffer must have AVPROBE_PADDING_SIZE of extra allocated bytes filled with zero. */
const char *long_name;
const char *mime_type;
const char *extensions; /**< comma-separated filename extensions */
- /** size of private data so that it can be allocated in the wrapper */
+ /**
+ * size of private data so that it can be allocated in the wrapper
+ */
int priv_data_size;
/* output support */
enum CodecID audio_codec; /**< default audio codec */
int (*write_header)(struct AVFormatContext *);
int (*write_packet)(struct AVFormatContext *, AVPacket *pkt);
int (*write_trailer)(struct AVFormatContext *);
- /** can use flags: AVFMT_NOFILE, AVFMT_NEEDNUMBER, AVFMT_GLOBALHEADER */
+ /**
+ * can use flags: AVFMT_NOFILE, AVFMT_NEEDNUMBER, AVFMT_GLOBALHEADER
+ */
int flags;
- /** Currently only used to set pixel format if not YUV420P. */
+ /**
+ * Currently only used to set pixel format if not YUV420P.
+ */
int (*set_parameters)(struct AVFormatContext *, AVFormatParameters *);
int (*interleave_packet)(struct AVFormatContext *, AVPacket *out,
AVPacket *in, int flush);
} AVOutputFormat;
typedef struct AVInputFormat {
- /** A comma separated list of short names for the format. New names
+ /**
+ * A comma separated list of short names for the format. New names
* may be appended with a minor bump.
*/
const char *name;
+
/**
* Descriptive name for the format, meant to be more human-readable
* than name. You should use the NULL_IF_CONFIG_SMALL() macro
* to define it.
*/
const char *long_name;
- /** Size of private data so that it can be allocated in the wrapper. */
+
+ /**
+ * Size of private data so that it can be allocated in the wrapper.
+ */
int priv_data_size;
+
/**
* Tell if a given file has a chance of being parsed as this format.
* The buffer provided is guaranteed to be AVPROBE_PADDING_SIZE bytes
* big so you do not have to check for that unless you need more.
*/
int (*read_probe)(AVProbeData *);
- /** Read the format header and initialize the AVFormatContext
- structure. Return 0 if OK. 'ap' if non-NULL contains
- additional parameters. Only used in raw format right
- now. 'av_new_stream' should be called to create new streams. */
+
+ /**
+ * Read the format header and initialize the AVFormatContext
+ * structure. Return 0 if OK. 'ap' if non-NULL contains
+ * additional parameters. Only used in raw format right
+ * now. 'av_new_stream' should be called to create new streams.
+ */
int (*read_header)(struct AVFormatContext *,
AVFormatParameters *ap);
- /** Read one packet and put it in 'pkt'. pts and flags are also
- set. 'av_new_stream' can be called only if the flag
- AVFMTCTX_NOHEADER is used.
- @return 0 on success, < 0 on error.
- When returning an error, pkt must not have been allocated
- or must be freed before returning */
+
+ /**
+ * Read one packet and put it in 'pkt'. pts and flags are also
+ * set. 'av_new_stream' can be called only if the flag
+ * AVFMTCTX_NOHEADER is used.
+ * @return 0 on success, < 0 on error.
+ * When returning an error, pkt must not have been allocated
+ * or must be freed before returning
+ */
int (*read_packet)(struct AVFormatContext *, AVPacket *pkt);
- /** Close the stream. The AVFormatContext and AVStreams are not
- freed by this function */
+
+ /**
+ * Close the stream. The AVFormatContext and AVStreams are not
+ * freed by this function
+ */
int (*read_close)(struct AVFormatContext *);
#if LIBAVFORMAT_VERSION_MAJOR < 53
*/
int64_t (*read_timestamp)(struct AVFormatContext *s, int stream_index,
int64_t *pos, int64_t pos_limit);
- /** Can use flags: AVFMT_NOFILE, AVFMT_NEEDNUMBER. */
+
+ /**
+ * Can use flags: AVFMT_NOFILE, AVFMT_NEEDNUMBER.
+ */
int flags;
- /** If extensions are defined, then no probe is done. You should
- usually not use extension format guessing because it is not
- reliable enough */
+
+ /**
+ * If extensions are defined, then no probe is done. You should
+ * usually not use extension format guessing because it is not
+ * reliable enough
+ */
const char *extensions;
- /** General purpose read-only value that the format can use. */
+
+ /**
+ * General purpose read-only value that the format can use.
+ */
int value;
- /** Start/resume playing - only meaningful if using a network-based format
- (RTSP). */
+ /**
+ * Start/resume playing - only meaningful if using a network-based format
+ * (RTSP).
+ */
int (*read_play)(struct AVFormatContext *);
- /** Pause playing - only meaningful if using a network-based format
- (RTSP). */
+ /**
+ * Pause playing - only meaningful if using a network-based format
+ * (RTSP).
+ */
int (*read_pause)(struct AVFormatContext *);
const struct AVCodecTag * const *codec_tag;
#define AV_DISPOSITION_COMMENT 0x0008
#define AV_DISPOSITION_LYRICS 0x0010
#define AV_DISPOSITION_KARAOKE 0x0020
-/** Track should be used during playback by default.
- Useful for subtitle track that should be displayed
- even when user did not explicitly ask for subtitles. */
+
+/**
+ * Track should be used during playback by default.
+ * Useful for subtitle track that should be displayed
+ * even when user did not explicitly ask for subtitles.
+ */
#define AV_DISPOSITION_FORCED 0x0040
/**
/* internal data used in av_find_stream_info() */
int64_t first_dts;
- /** encoding: pts generation when outputting stream */
+
+ /**
+ * encoding: pts generation when outputting stream
+ */
struct AVFrac pts;
/**
/* ffmpeg.c private use */
int stream_copy; /**< If set, just copy stream. */
enum AVDiscard discard; ///< Selects which packets can be discarded at will and do not need to be demuxed.
+
//FIXME move stuff to a flags field?
- /** Quality, as it has been removed from AVCodecContext and put in AVVideoFrame.
- * MN: dunno if that is the right place for it */
+ /**
+ * Quality, as it has been removed from AVCodecContext and put in AVVideoFrame.
+ * MN: dunno if that is the right place for it
+ */
float quality;
+
/**
* Decoding: pts of the first frame of the stream, in stream time base.
* Only set this if you are absolutely 100% sure that the value you set
* demuxer must NOT set this.
*/
int64_t start_time;
+
/**
* Decoding: duration of the stream, in stream time base.
* If a source file does not specify a duration, but does specify
*/
int64_t duration;
-#if LIBAVFORMAT_VERSION_INT < (53<<16)
- char language[4]; /** ISO 639-2/B 3-letter language code (empty string if undefined) */
+#if FF_API_OLD_METADATA
+ char language[4]; /**< ISO 639-2/B 3-letter language code (empty string if undefined) */
#endif
/* av_read_frame() support */
#if LIBAVFORMAT_VERSION_INT < (53<<16)
int64_t unused[4+1];
+#endif
+#if FF_API_OLD_METADATA
char *filename; /**< source filename of the stream */
#endif
*/
typedef struct AVProgram {
int id;
-#if LIBAVFORMAT_VERSION_INT < (53<<16)
+#if FF_API_OLD_METADATA
char *provider_name; ///< network name for DVB streams
char *name; ///< service name for DVB streams
#endif
int id; ///< unique ID to identify the chapter
AVRational time_base; ///< time base in which the start/end timestamps are specified
int64_t start, end; ///< chapter start/end time in time_base units
-#if LIBAVFORMAT_VERSION_INT < (53<<16)
+#if FF_API_OLD_METADATA
char *title; ///< chapter title
#endif
AVMetadata *metadata;
} AVChapter;
-#if LIBAVFORMAT_VERSION_MAJOR < 53
+#if FF_API_MAX_STREAMS
#define MAX_STREAMS 20
#endif
char filename[1024]; /**< input or output filename */
/* stream info */
int64_t timestamp;
-#if LIBAVFORMAT_VERSION_INT < (53<<16)
+#if FF_API_OLD_METADATA
char title[512];
char author[512];
char copyright[512];
int ctx_flags; /**< Format-specific flags, see AVFMTCTX_xx */
/* private data for pts handling (do not modify directly). */
- /** This buffer is only needed when packets were already buffered but
- not decoded, for example to get the codec parameters in MPEG
- streams. */
+ /**
+ * This buffer is only needed when packets were already buffered but
+ * not decoded, for example to get the codec parameters in MPEG
+ * streams.
+ */
struct AVPacketList *packet_buffer;
- /** Decoding: position of the first frame of the component, in
- AV_TIME_BASE fractional seconds. NEVER set this value directly:
- It is deduced from the AVStream values. */
+ /**
+ * Decoding: position of the first frame of the component, in
+ * AV_TIME_BASE fractional seconds. NEVER set this value directly:
+ * It is deduced from the AVStream values.
+ */
int64_t start_time;
- /** Decoding: duration of the stream, in AV_TIME_BASE fractional
- seconds. Only set this value if you know none of the individual stream
- durations and also dont set any of them. This is deduced from the
- AVStream values if not set. */
+
+ /**
+ * Decoding: duration of the stream, in AV_TIME_BASE fractional
+ * seconds. Only set this value if you know none of the individual stream
+ * durations and also dont set any of them. This is deduced from the
+ * AVStream values if not set.
+ */
int64_t duration;
- /** decoding: total file size, 0 if unknown */
+
+ /**
+ * decoding: total file size, 0 if unknown
+ */
int64_t file_size;
- /** Decoding: total stream bitrate in bit/s, 0 if not
- available. Never set it directly if the file_size and the
- duration are known as FFmpeg can compute it automatically. */
+
+ /**
+ * Decoding: total stream bitrate in bit/s, 0 if not
+ * available. Never set it directly if the file_size and the
+ * duration are known as FFmpeg can compute it automatically.
+ */
int bit_rate;
/* av_read_frame() support */
#endif
/* av_seek_frame() support */
- int64_t data_offset; /** offset of the first packet */
+ int64_t data_offset; /**< offset of the first packet */
int index_built;
int mux_rate;
#define AVFMT_NOOUTPUTLOOP -1
#define AVFMT_INFINITEOUTPUTLOOP 0
- /** number of times to loop output in formats that support it */
+ /**
+ * number of times to loop output in formats that support it
+ */
int loop_output;
int flags;
#define AVFMT_FLAG_RTP_HINT 0x0040 ///< Add RTP hinting to the output file
int loop_input;
- /** decoding: size of data to probe; encoding: unused. */
+
+ /**
+ * decoding: size of data to probe; encoding: unused.
+ */
unsigned int probesize;
/**
* Demuxing: Set by user.
*/
enum CodecID video_codec_id;
+
/**
* Forced audio codec_id.
* Demuxing: Set by user.
*/
enum CodecID audio_codec_id;
+
/**
* Forced subtitle codec_id.
* Demuxing: Set by user.
int flags, int64_t *ts_ret,
int64_t (*read_timestamp)(struct AVFormatContext *, int , int64_t *, int64_t ));
-/** media file output */
+/**
+ * media file output
+ */
int av_set_parameters(AVFormatContext *s, AVFormatParameters *ap);
/**
*/
int64_t parse_date(const char *datestr, int duration);
-/** Get the current time in microseconds. */
+/**
+ * Get the current time in microseconds.
+ */
int64_t av_gettime(void);
/* ffm-specific for ffserver */