exr: Convert to the new bitstream reader

Signed-off-by: Anton Khirnov <anton@khirnov.net>
This commit is contained in:
Alexandra Hájková 2016-04-09 21:00:43 +02:00 committed by Anton Khirnov
parent 2906d8dcb3
commit 8df1ac6b78

View File

@ -39,8 +39,8 @@
#include "libavutil/opt.h"
#include "avcodec.h"
#include "bitstream.h"
#include "bytestream.h"
#include "get_bits.h"
#include "internal.h"
#include "mathops.h"
#include "thread.h"
@ -379,16 +379,16 @@ static void huf_canonical_code_table(uint64_t *hcode)
static int huf_unpack_enc_table(GetByteContext *gb,
int32_t im, int32_t iM, uint64_t *hcode)
{
GetBitContext gbit;
int ret = init_get_bits8(&gbit, gb->buffer, bytestream2_get_bytes_left(gb));
BitstreamContext bc;
int ret = bitstream_init8(&bc, gb->buffer, bytestream2_get_bytes_left(gb));
if (ret < 0)
return ret;
for (; im <= iM; im++) {
uint64_t l = hcode[im] = get_bits(&gbit, 6);
uint64_t l = hcode[im] = bitstream_read(&bc, 6);
if (l == LONG_ZEROCODE_RUN) {
int zerun = get_bits(&gbit, 8) + SHORTEST_LONG_RUN;
int zerun = bitstream_read(&bc, 8) + SHORTEST_LONG_RUN;
if (im + zerun > iM + 1)
return AVERROR_INVALIDDATA;
@ -410,7 +410,7 @@ static int huf_unpack_enc_table(GetByteContext *gb,
}
}
bytestream2_skip(gb, (get_bits_count(&gbit) + 7) / 8);
bytestream2_skip(gb, (bitstream_tell(&bc) + 7) / 8);
huf_canonical_code_table(hcode);
return 0;