* the first BRCH tag */
if ((ret = get_buffer(pb, preamble, WC3_PREAMBLE_SIZE)) !=
WC3_PREAMBLE_SIZE)
- return AVERROR_IO;
+ return AVERROR(EIO);
fourcc_tag = AV_RL32(&preamble[0]);
size = (AV_RB32(&preamble[4]) + 1) & (~1);
/* need the number of palettes */
url_fseek(pb, 8, SEEK_CUR);
if ((ret = get_buffer(pb, preamble, 4)) != 4)
- return AVERROR_IO;
+ return AVERROR(EIO);
wc3->palette_count = AV_RL32(&preamble[0]);
if((unsigned)wc3->palette_count >= UINT_MAX / PALETTE_SIZE){
wc3->palette_count= 0;
else
bytes_to_read = 512;
if ((ret = get_buffer(pb, s->title, bytes_to_read)) != bytes_to_read)
- return AVERROR_IO;
+ return AVERROR(EIO);
break;
case SIZE_TAG:
/* video resolution override */
if ((ret = get_buffer(pb, preamble, WC3_PREAMBLE_SIZE)) !=
WC3_PREAMBLE_SIZE)
- return AVERROR_IO;
+ return AVERROR(EIO);
wc3->width = AV_RL32(&preamble[0]);
wc3->height = AV_RL32(&preamble[4]);
break;
if ((ret = get_buffer(pb,
&wc3->palettes[current_palette * PALETTE_SIZE],
PALETTE_SIZE)) != PALETTE_SIZE)
- return AVERROR_IO;
+ return AVERROR(EIO);
/* transform the current palette in place */
for (i = current_palette * PALETTE_SIZE;
if ((ret = get_buffer(pb, preamble, WC3_PREAMBLE_SIZE)) !=
WC3_PREAMBLE_SIZE)
- return AVERROR_IO;
+ return AVERROR(EIO);
fourcc_tag = AV_RL32(&preamble[0]);
/* chunk sizes are 16-bit aligned */
size = (AV_RB32(&preamble[4]) + 1) & (~1);
/* initialize the decoder streams */
st = av_new_stream(s, 0);
if (!st)
- return AVERROR_NOMEM;
+ return AVERROR(ENOMEM);
av_set_pts_info(st, 33, 1, 90000);
wc3->video_stream_index = st->index;
st->codec->codec_type = CODEC_TYPE_VIDEO;
st = av_new_stream(s, 0);
if (!st)
- return AVERROR_NOMEM;
+ return AVERROR(ENOMEM);
av_set_pts_info(st, 33, 1, 90000);
wc3->audio_stream_index = st->index;
st->codec->codec_type = CODEC_TYPE_AUDIO;
/* get the next chunk preamble */
if ((ret = get_buffer(pb, preamble, WC3_PREAMBLE_SIZE)) !=
WC3_PREAMBLE_SIZE)
- ret = AVERROR_IO;
+ ret = AVERROR(EIO);
fourcc_tag = AV_RL32(&preamble[0]);
/* chunk sizes are 16-bit aligned */
case SHOT_TAG:
/* load up new palette */
if ((ret = get_buffer(pb, preamble, 4)) != 4)
- return AVERROR_IO;
+ return AVERROR(EIO);
palette_number = AV_RL32(&preamble[0]);
if (palette_number >= wc3->palette_count)
return AVERROR_INVALIDDATA;
pkt->stream_index = wc3->video_stream_index;
pkt->pts = wc3->pts;
if (ret != size)
- ret = AVERROR_IO;
+ ret = AVERROR(EIO);
packet_read = 1;
break;
url_fseek(pb, size, SEEK_CUR);
#else
if ((unsigned)size > sizeof(text) || (ret = get_buffer(pb, text, size)) != size)
- ret = AVERROR_IO;
+ ret = AVERROR(EIO);
else {
int i = 0;
av_log (s, AV_LOG_DEBUG, "Subtitle time!\n");
pkt->stream_index = wc3->audio_stream_index;
pkt->pts = wc3->pts;
if (ret != size)
- ret = AVERROR_IO;
+ ret = AVERROR(EIO);
/* time to advance pts */
wc3->pts += WC3_FRAME_PTS_INC;