diff options
Diffstat (limited to 'libavformat/westwood.c')
| -rw-r--r-- | libavformat/westwood.c | 21 |
1 files changed, 8 insertions, 13 deletions
diff --git a/libavformat/westwood.c b/libavformat/westwood.c index 82b7e94840..4cbd5be396 100644 --- a/libavformat/westwood.c +++ b/libavformat/westwood.c @@ -2,20 +2,20 @@ * Westwood Studios Multimedia Formats Demuxer (VQA, AUD) * Copyright (c) 2003 The ffmpeg Project * - * 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 */ @@ -278,10 +278,8 @@ static int wsvqa_read_header(AVFormatContext *s, /* there are 0 or more chunks before the FINF chunk; iterate until * FINF has been skipped and the file will be ready to be demuxed */ do { - if (avio_read(pb, scratch, VQA_PREAMBLE_SIZE) != VQA_PREAMBLE_SIZE) { - av_free(st->codec->extradata); + if (avio_read(pb, scratch, VQA_PREAMBLE_SIZE) != VQA_PREAMBLE_SIZE) return AVERROR(EIO); - } chunk_tag = AV_RB32(&scratch[0]); chunk_size = AV_RB32(&scratch[4]); @@ -324,6 +322,7 @@ static int wsvqa_read_packet(AVFormatContext *s, while (avio_read(pb, preamble, VQA_PREAMBLE_SIZE) == VQA_PREAMBLE_SIZE) { chunk_type = AV_RB32(&preamble[0]); chunk_size = AV_RB32(&preamble[4]); + skip_byte = chunk_size & 0x01; if ((chunk_type == SND2_TAG || chunk_type == SND1_TAG) && wsvqa->audio_channels == 0) { @@ -333,13 +332,9 @@ static int wsvqa_read_packet(AVFormatContext *s, if ((chunk_type == SND1_TAG) || (chunk_type == SND2_TAG) || (chunk_type == VQFR_TAG)) { - if (av_new_packet(pkt, chunk_size)) + ret= av_get_packet(pb, pkt, chunk_size); + if (ret<0) return AVERROR(EIO); - ret = avio_read(pb, pkt->data, chunk_size); - if (ret != chunk_size) { - av_free_packet(pkt); - return AVERROR(EIO); - } if (chunk_type == SND2_TAG) { pkt->stream_index = wsvqa->audio_stream_index; |