diff options
Diffstat (limited to 'libavformat/electronicarts.c')
| -rw-r--r-- | libavformat/electronicarts.c | 44 |
1 files changed, 30 insertions, 14 deletions
diff --git a/libavformat/electronicarts.c b/libavformat/electronicarts.c index a10e645..55cab7c 100644 --- a/libavformat/electronicarts.c +++ b/libavformat/electronicarts.c @@ -2,20 +2,20 @@ * Copyright (c) 2004 The ffmpeg Project * Copyright (c) 2006-2008 Peter Ross * - * 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 */ @@ -110,7 +110,7 @@ static int process_audio_header_elements(AVFormatContext *s) ea->sample_rate = -1; ea->num_channels = 1; - while (!pb->eof_reached && inHeader) { + while (!url_feof(pb) && inHeader) { int inSubheader; uint8_t byte; byte = avio_r8(pb); @@ -119,7 +119,7 @@ static int process_audio_header_elements(AVFormatContext *s) case 0xFD: av_log (s, AV_LOG_DEBUG, "entered audio subheader\n"); inSubheader = 1; - while (!pb->eof_reached && inSubheader) { + while (!url_feof(pb) && inSubheader) { uint8_t subbyte; subbyte = avio_r8(pb); @@ -331,12 +331,10 @@ static int process_ea_header(AVFormatContext *s) { case MVIh_TAG : ea->video_codec = CODEC_ID_CMV; - ea->time_base = (AVRational){0,0}; break; case kVGT_TAG: ea->video_codec = CODEC_ID_TGV; - ea->time_base = (AVRational){0,0}; break; case mTCD_TAG : @@ -405,7 +403,7 @@ static int ea_read_header(AVFormatContext *s) EaDemuxContext *ea = s->priv_data; AVStream *st; - if (!process_ea_header(s)) + if (process_ea_header(s)<=0) return AVERROR(EIO); if (ea->video_codec) { @@ -416,8 +414,12 @@ static int ea_read_header(AVFormatContext *s) ea->video_stream_index = st->index; st->codec->codec_type = AVMEDIA_TYPE_VIDEO; st->codec->codec_id = ea->video_codec; + // parsing is necessary to make FFmpeg generate correct timestamps + if (st->codec->codec_id == CODEC_ID_MPEG2VIDEO) + st->need_parsing = AVSTREAM_PARSE_HEADERS; st->codec->codec_tag = 0; /* no fourcc */ - st->codec->time_base = ea->time_base; + if (ea->time_base.num) + avpriv_set_pts_info(st, 64, ea->time_base.num, ea->time_base.den); st->codec->width = ea->width; st->codec->height = ea->height; } @@ -467,11 +469,12 @@ static int ea_read_packet(AVFormatContext *s, AVIOContext *pb = s->pb; int ret = 0; int packet_read = 0; + int partial_packet = 0; unsigned int chunk_type, chunk_size; int key = 0; int av_uninit(num_samples); - while (!packet_read) { + while (!packet_read || partial_packet) { chunk_type = avio_rl32(pb); chunk_size = (ea->big_endian ? avio_rb32(pb) : avio_rl32(pb)) - 8; @@ -494,6 +497,11 @@ static int ea_read_packet(AVFormatContext *s, avio_skip(pb, 8); chunk_size -= 12; } + if (partial_packet) { + av_log_ask_for_sample(s, "video header followed by audio packet not supported.\n"); + av_free_packet(pkt); + partial_packet = 0; + } ret = av_get_packet(pb, pkt, chunk_size); if (ret < 0) return ret; @@ -556,9 +564,15 @@ static int ea_read_packet(AVFormatContext *s, key = AV_PKT_FLAG_KEY; case MV0F_TAG: get_video_packet: - ret = av_get_packet(pb, pkt, chunk_size); - if (ret < 0) - return ret; + if (partial_packet) { + ret = av_append_packet(pb, pkt, chunk_size); + } else + ret = av_get_packet(pb, pkt, chunk_size); + if (ret < 0) { + packet_read = 1; + break; + } + partial_packet = chunk_type == MVIh_TAG; pkt->stream_index = ea->video_stream_index; pkt->flags |= key; packet_read = 1; @@ -570,6 +584,8 @@ get_video_packet: } } + if (ret < 0 && partial_packet) + av_free_packet(pkt); return ret; } |
