diff options
Diffstat (limited to 'libavformat/dv.c')
-rw-r--r-- | libavformat/dv.c | 24 |
1 files changed, 14 insertions, 10 deletions
diff --git a/libavformat/dv.c b/libavformat/dv.c index 384e4dc..f495e1e 100644 --- a/libavformat/dv.c +++ b/libavformat/dv.c @@ -12,20 +12,20 @@ * Copyright (c) 2006 Daniel Maas <dmaas@maasdigital.com> * Funded by BBC Research & Development * - * 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 */ #include <time.h> @@ -317,7 +317,7 @@ int dv_get_packet(DVDemuxContext *c, AVPacket *pkt) } int dv_produce_packet(DVDemuxContext *c, AVPacket *pkt, - uint8_t* buf, int buf_size) + uint8_t* buf, int buf_size, int64_t pos) { int size, i; uint8_t *ppcm[4] = {0}; @@ -332,6 +332,7 @@ int dv_produce_packet(DVDemuxContext *c, AVPacket *pkt, /* FIXME: in case of no audio/bad audio we have to do something */ size = dv_extract_audio_info(c, buf); for (i = 0; i < c->ach; i++) { + c->audio_pkt[i].pos = pos; c->audio_pkt[i].size = size; c->audio_pkt[i].pts = c->abytes * 30000*8 / c->ast[i]->codec->bit_rate; ppcm[i] = c->audio_buf[i]; @@ -355,6 +356,7 @@ int dv_produce_packet(DVDemuxContext *c, AVPacket *pkt, size = dv_extract_video_info(c, buf); av_init_packet(pkt); pkt->data = buf; + pkt->pos = pos; pkt->size = size; pkt->flags |= AV_PKT_FLAG_KEY; pkt->stream_index = c->vst->id; @@ -413,7 +415,7 @@ static int dv_read_header(AVFormatContext *s, state = avio_rb32(s->pb); while ((state & 0xffffff7f) != 0x1f07003f) { - if (s->pb->eof_reached) { + if (url_feof(s->pb)) { av_log(s, AV_LOG_ERROR, "Cannot find DV header.\n"); return -1; } @@ -453,13 +455,14 @@ static int dv_read_packet(AVFormatContext *s, AVPacket *pkt) size = dv_get_packet(c->dv_demux, pkt); if (size < 0) { + int64_t pos = avio_tell(s->pb); if (!c->dv_demux->sys) return AVERROR(EIO); size = c->dv_demux->sys->frame_size; if (avio_read(s->pb, c->buf, size) <= 0) return AVERROR(EIO); - size = dv_produce_packet(c->dv_demux, pkt, c->buf, size); + size = dv_produce_packet(c->dv_demux, pkt, c->buf, size, pos); } return size; @@ -472,10 +475,11 @@ static int dv_read_seek(AVFormatContext *s, int stream_index, DVDemuxContext *c = r->dv_demux; int64_t offset = dv_frame_offset(s, c, timestamp, flags); - dv_offset_reset(c, offset / c->sys->frame_size); + if (avio_seek(s->pb, offset, SEEK_SET) < 0) + return -1; - offset = avio_seek(s->pb, offset, SEEK_SET); - return (offset < 0) ? offset : 0; + dv_offset_reset(c, offset / c->sys->frame_size); + return 0; } static int dv_read_close(AVFormatContext *s) |