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Add some necessary casts in the wtv demuxer.

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This reverts e8023dba, fixes ticket #3049.
This commit is contained in:
Carl Eugen Hoyos 2013-10-17 09:51:06 +02:00
parent 21b3563dcb
commit a0d13d84a9
1 changed files with 4 additions and 4 deletions
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8
libavformat/wtvdec.c
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@ -88,7 +88,7 @@ static int wtvfile_read_packet(void *opaque, uint8_t *buf, int buf_size)
int i = wf->position >> wf->sector_bits;
if (i >= wf->nb_sectors ||
(wf->sectors[i] != wf->sectors[i - 1] + (1 << (wf->sector_bits - WTV_SECTOR_BITS)) &&
avio_seek(pb, wf->sectors[i] << WTV_SECTOR_BITS, SEEK_SET) < 0)) {
avio_seek(pb, (int64_t)wf->sectors[i] << WTV_SECTOR_BITS, SEEK_SET) < 0)) {
wf->error = 1;
break;
}
@ -113,7 +113,7 @@ static int64_t wtvfile_seek(void *opaque, int64_t offset, int whence)
offset = wf->length;
wf->error = offset < 0 || offset >= wf->length ||
avio_seek(pb, (wf->sectors[offset >> wf->sector_bits] << WTV_SECTOR_BITS)
avio_seek(pb, ((int64_t)wf->sectors[offset >> wf->sector_bits] << WTV_SECTOR_BITS)
+ (offset & ((1 << wf->sector_bits) - 1)), SEEK_SET) < 0;
wf->position = offset;
return offset;
@ -183,7 +183,7 @@ static AVIOContext * wtvfile_open_sector(int first_sector, uint64_t length, int
}
wf->nb_sectors = 0;
for (i = 0; i < nb_sectors1; i++) {
if (avio_seek(s->pb, sectors1[i] << WTV_SECTOR_BITS, SEEK_SET) < 0)
if (avio_seek(s->pb, (int64_t)sectors1[i] << WTV_SECTOR_BITS, SEEK_SET) < 0)
break;
wf->nb_sectors += read_ints(s->pb, wf->sectors + i * WTV_SECTOR_SIZE / 4, WTV_SECTOR_SIZE / 4);
}
@ -213,7 +213,7 @@ static AVIOContext * wtvfile_open_sector(int first_sector, uint64_t length, int
/* seek to initial sector */
wf->position = 0;
if (avio_seek(s->pb, wf->sectors[0] << WTV_SECTOR_BITS, SEEK_SET) < 0) {
if (avio_seek(s->pb, (int64_t)wf->sectors[0] << WTV_SECTOR_BITS, SEEK_SET) < 0) {
av_free(wf->sectors);
av_free(wf);
return NULL;