diff options
Diffstat (limited to 'libavformat/internal.h')
| -rw-r--r-- | libavformat/internal.h | 114 |
1 files changed, 0 insertions, 114 deletions
diff --git a/libavformat/internal.h b/libavformat/internal.h index 16f84374f7..c123c8d1ae 100644 --- a/libavformat/internal.h +++ b/libavformat/internal.h @@ -460,21 +460,6 @@ do {\ } while(0) #endif -#define RELATIVE_TS_BASE (INT64_MAX - (1LL << 48)) - -static av_always_inline int is_relative(int64_t ts) -{ - return ts > (RELATIVE_TS_BASE - (1LL << 48)); -} - -/** - * Wrap a given time stamp, if there is an indication for an overflow - * - * @param st stream - * @param timestamp the time stamp to wrap - * @return resulting time stamp - */ -int64_t ff_wrap_timestamp(const AVStream *st, int64_t timestamp); void ff_flush_packet_queue(AVFormatContext *s); @@ -509,8 +494,6 @@ char *ff_data_to_hex(char *buf, const uint8_t *src, int size, int lowercase); */ int ff_hex_to_data(uint8_t *data, const char *p); -void ff_read_frame_flush(AVFormatContext *s); - #define NTP_OFFSET 2208988800ULL #define NTP_OFFSET_US (NTP_OFFSET * 1000000ULL) @@ -612,22 +595,6 @@ void ff_parse_key_value(const char *str, ff_parse_key_val_cb callback_get_buf, int ff_find_stream_index(const AVFormatContext *s, int id); /** - * Internal version of av_index_search_timestamp - */ -int ff_index_search_timestamp(const AVIndexEntry *entries, int nb_entries, - int64_t wanted_timestamp, int flags); - -/** - * Internal version of av_add_index_entry - */ -int ff_add_index_entry(AVIndexEntry **index_entries, - int *nb_index_entries, - unsigned int *index_entries_allocated_size, - int64_t pos, int64_t timestamp, int size, int distance, int flags); - -void ff_configure_buffers_for_index(AVFormatContext *s, int64_t time_tolerance); - -/** * Add a new chapter. * * @param s media file handle @@ -641,52 +608,10 @@ void ff_configure_buffers_for_index(AVFormatContext *s, int64_t time_tolerance); AVChapter *avpriv_new_chapter(AVFormatContext *s, int64_t id, AVRational time_base, int64_t start, int64_t end, const char *title); -/** - * Ensure the index uses less memory than the maximum specified in - * AVFormatContext.max_index_size by discarding entries if it grows - * too large. - */ -void ff_reduce_index(AVFormatContext *s, int stream_index); - enum AVCodecID ff_guess_image2_codec(const char *filename); const AVCodec *ff_find_decoder(AVFormatContext *s, const AVStream *st, enum AVCodecID codec_id); -/** - * Perform a binary search using av_index_search_timestamp() and - * AVInputFormat.read_timestamp(). - * - * @param target_ts target timestamp in the time base of the given stream - * @param stream_index stream number - */ -int ff_seek_frame_binary(AVFormatContext *s, int stream_index, - int64_t target_ts, int flags); - -/** - * Update cur_dts of all streams based on the given timestamp and AVStream. - * - * Stream ref_st unchanged, others set cur_dts in their native time base. - * Only needed for timestamp wrapping or if (dts not set and pts!=dts). - * @param timestamp new dts expressed in time_base of param ref_st - * @param ref_st reference stream giving time_base of param timestamp - */ -void avpriv_update_cur_dts(AVFormatContext *s, AVStream *ref_st, int64_t timestamp); - -int ff_find_last_ts(AVFormatContext *s, int stream_index, int64_t *ts, int64_t *pos, - int64_t (*read_timestamp)(struct AVFormatContext *, int , int64_t *, int64_t )); - -/** - * Perform a binary search using read_timestamp(). - * - * @param target_ts target timestamp in the time base of the given stream - * @param stream_index stream number - */ -int64_t ff_gen_search(AVFormatContext *s, int stream_index, - int64_t target_ts, int64_t pos_min, - int64_t pos_max, int64_t pos_limit, - int64_t ts_min, int64_t ts_max, - int flags, int64_t *ts_ret, - int64_t (*read_timestamp)(struct AVFormatContext *, int , int64_t *, int64_t )); /** * Set the time base and wrapping info for a given stream. This will be used @@ -718,15 +643,6 @@ int ff_add_param_change(AVPacket *pkt, int32_t channels, int ff_framehash_write_header(AVFormatContext *s); /** - * Read a transport packet from a media file. - * - * @param s media file handle - * @param pkt is filled - * @return 0 if OK, AVERROR_xxx on error - */ -int ff_read_packet(AVFormatContext *s, AVPacket *pkt); - -/** * Add an attached pic to an AVStream. * * @param st if set, the stream to add the attached pic to; @@ -820,16 +736,6 @@ int ff_alloc_extradata(AVCodecParameters *par, int size); int ff_get_extradata(AVFormatContext *s, AVCodecParameters *par, AVIOContext *pb, int size); /** - * add frame for rfps calculation. - * - * @param dts timestamp of the i-th frame - * @return 0 if OK, AVERROR_xxx on error - */ -int ff_rfps_add_frame(AVFormatContext *ic, AVStream *st, int64_t dts); - -void ff_rfps_calculate(AVFormatContext *ic); - -/** * Copies the whilelists from one context to the other */ int ff_copy_whiteblacklists(AVFormatContext *dst, const AVFormatContext *src); @@ -880,24 +786,4 @@ void ff_format_set_url(AVFormatContext *s, char *url); void avpriv_register_devices(const AVOutputFormat * const o[], const AVInputFormat * const i[]); -/** - * Rescales a timestamp and the endpoints of an interval to which the temstamp - * belongs, from a timebase `tb_in` to a timebase `tb_out`. - * - * The upper (lower) bound of the output interval is rounded up (down) such that - * the output interval always falls within the intput interval. The timestamp is - * rounded to the nearest integer and halfway cases away from zero, and can - * therefore fall outside of the output interval. - * - * Useful to simplify the rescaling of the arguments of AVInputFormat::read_seek2() - * - * @param[in] tb_in Timebase of the input `min_ts`, `ts` and `max_ts` - * @param[in] tb_out Timebase of the ouput `min_ts`, `ts` and `max_ts` - * @param[in,out] min_ts Lower bound of the interval - * @param[in,out] ts Timestamp - * @param[in,out] max_ts Upper bound of the interval - */ -void ff_rescale_interval(AVRational tb_in, AVRational tb_out, - int64_t *min_ts, int64_t *ts, int64_t *max_ts); - #endif /* AVFORMAT_INTERNAL_H */ |