diff options
Diffstat (limited to 'libavformat/utils.c')
-rw-r--r-- | libavformat/utils.c | 39 |
1 files changed, 24 insertions, 15 deletions
diff --git a/libavformat/utils.c b/libavformat/utils.c index 8c0bf77f35..b4b48643dd 100644 --- a/libavformat/utils.c +++ b/libavformat/utils.c @@ -1,21 +1,21 @@ /* - * various utility functions for use within Libav + * various utility functions for use within FFmpeg * Copyright (c) 2000, 2001, 2002 Fabrice Bellard * - * This file is part of Libav. + * This file is part of FFmpeg. * - * Libav is free software; you can redistribute it and/or + * FFmpeg is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * - * Libav is distributed in the hope that it will be useful, + * FFmpeg is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public - * License along with Libav; if not, write to the Free Software + * License along with FFmpeg; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ @@ -44,7 +44,7 @@ /** * @file - * various utility functions for use within Libav + * various utility functions for use within FFmpeg */ unsigned avformat_version(void) @@ -54,13 +54,13 @@ unsigned avformat_version(void) const char *avformat_configuration(void) { - return LIBAV_CONFIGURATION; + return FFMPEG_CONFIGURATION; } const char *avformat_license(void) { #define LICENSE_PREFIX "libavformat license: " - return LICENSE_PREFIX LIBAV_LICENSE + sizeof(LICENSE_PREFIX) - 1; + return LICENSE_PREFIX FFMPEG_LICENSE + sizeof(LICENSE_PREFIX) - 1; } /* fraction handling */ @@ -2408,7 +2408,7 @@ int av_find_stream_info(AVFormatContext *ic) // the check for tb_unreliable() is not completely correct, since this is not about handling // a unreliable/inexact time base, but a time base that is finer than necessary, as e.g. // ipmovie.c produces. - if (tb_unreliable(st->codec) && st->info->duration_count > 15 && st->info->duration_gcd > 1 && !st->r_frame_rate.num) + if (tb_unreliable(st->codec) && st->info->duration_count > 15 && st->info->duration_gcd > FFMAX(1, st->time_base.den/(500LL*st->time_base.num)) && !st->r_frame_rate.num) av_reduce(&st->r_frame_rate.num, &st->r_frame_rate.den, st->time_base.den, st->time_base.num * st->info->duration_gcd, INT_MAX); if (st->info->duration_count && !st->r_frame_rate.num && tb_unreliable(st->codec) /*&& @@ -2501,7 +2501,7 @@ int av_find_best_stream(AVFormatContext *ic, AVCodec **decoder_ret, int flags) { - int i, nb_streams = ic->nb_streams, stream_number = 0; + int i, nb_streams = ic->nb_streams; int ret = AVERROR_STREAM_NOT_FOUND, best_count = -1; unsigned *program = NULL; AVCodec *decoder = NULL, *best_decoder = NULL; @@ -2514,16 +2514,17 @@ int av_find_best_stream(AVFormatContext *ic, } } for (i = 0; i < nb_streams; i++) { - AVStream *st = ic->streams[program ? program[i] : i]; + int real_stream_index = program ? program[i] : i; + AVStream *st = ic->streams[real_stream_index]; AVCodecContext *avctx = st->codec; if (avctx->codec_type != type) continue; - if (wanted_stream_nb >= 0 && stream_number++ != wanted_stream_nb) + if (wanted_stream_nb >= 0 && real_stream_index != wanted_stream_nb) continue; if (st->disposition & (AV_DISPOSITION_HEARING_IMPAIRED|AV_DISPOSITION_VISUAL_IMPAIRED)) continue; if (decoder_ret) { - decoder = avcodec_find_decoder(ic->streams[i]->codec->codec_id); + decoder = avcodec_find_decoder(st->codec->codec_id); if (!decoder) { if (ret < 0) ret = AVERROR_DECODER_NOT_FOUND; @@ -2533,7 +2534,7 @@ int av_find_best_stream(AVFormatContext *ic, if (best_count >= st->codec_info_nb_frames) continue; best_count = st->codec_info_nb_frames; - ret = program ? program[i] : i; + ret = real_stream_index; best_decoder = decoder; if (program && i == nb_streams - 1 && ret < 0) { program = NULL; @@ -2913,7 +2914,7 @@ static int compute_pkt_fields2(AVFormatContext *s, AVStream *st, AVPacket *pkt){ int delay = FFMAX(st->codec->has_b_frames, !!st->codec->max_b_frames); int num, den, frame_size, i; - av_dlog(s, "av_write_frame: pts:%"PRId64" dts:%"PRId64" cur_dts:%"PRId64" b:%d size:%d st:%d\n", + av_dlog(s, "compute_pkt_fields2: pts:%"PRId64" dts:%"PRId64" cur_dts:%"PRId64" b:%d size:%d st:%d\n", pkt->pts, pkt->dts, st->cur_dts, delay, pkt->size, pkt->stream_index); /* if(pkt->pts == AV_NOPTS_VALUE && pkt->dts == AV_NOPTS_VALUE) @@ -2992,6 +2993,8 @@ int av_write_frame(AVFormatContext *s, AVPacket *pkt) return ret; ret= s->oformat->write_packet(s, pkt); + if(!ret) + ret= url_ferror(s->pb); return ret; } @@ -3115,6 +3118,8 @@ int av_interleaved_write_frame(AVFormatContext *s, AVPacket *pkt){ if(ret<0) return ret; + if(url_ferror(s->pb)) + return url_ferror(s->pb); } } @@ -3136,11 +3141,15 @@ int av_write_trailer(AVFormatContext *s) if(ret<0) goto fail; + if(url_ferror(s->pb)) + goto fail; } if(s->oformat->write_trailer) ret = s->oformat->write_trailer(s); fail: + if(ret == 0) + ret=url_ferror(s->pb); for(i=0;i<s->nb_streams;i++) { av_freep(&s->streams[i]->priv_data); av_freep(&s->streams[i]->index_entries); |