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authorAlexandra Hájková <alexandra@khirnov.net>2016-04-16 17:46:29 +0200
committerDiego Biurrun <diego@biurrun.de>2016-11-24 11:22:13 +0100
commit8d1997add6220b7d956dcfdcc9f711efb56ca30d (patch)
tree49a48566f5e081dea6f5f501fde11e533054fc50 /libavformat
parent178b4ea5f9a43009781311af2737284fdca48a5c (diff)
mpegts: Convert to the new bitstream reader
Diffstat (limited to 'libavformat')
-rw-r--r--libavformat/mpegts.c48
1 files changed, 25 insertions, 23 deletions
diff --git a/libavformat/mpegts.c b/libavformat/mpegts.c
index 28b6d37bb3..5024404111 100644
--- a/libavformat/mpegts.c
+++ b/libavformat/mpegts.c
@@ -26,9 +26,11 @@
#include "libavutil/dict.h"
#include "libavutil/mathematics.h"
#include "libavutil/opt.h"
+
+#include "libavcodec/bitstream.h"
#include "libavcodec/bytestream.h"
-#include "libavcodec/get_bits.h"
#include "libavcodec/opus.h"
+
#include "avformat.h"
#include "mpegts.h"
#include "internal.h"
@@ -735,56 +737,56 @@ static void new_pes_packet(PESContext *pes, AVPacket *pkt)
static int read_sl_header(PESContext *pes, SLConfigDescr *sl,
const uint8_t *buf, int buf_size)
{
- GetBitContext gb;
+ BitstreamContext bc;
int au_start_flag = 0, au_end_flag = 0, ocr_flag = 0, idle_flag = 0;
int padding_flag = 0, padding_bits = 0, inst_bitrate_flag = 0;
int dts_flag = -1, cts_flag = -1;
int64_t dts = AV_NOPTS_VALUE, cts = AV_NOPTS_VALUE;
- init_get_bits(&gb, buf, buf_size * 8);
+ bitstream_init(&bc, buf, buf_size * 8);
if (sl->use_au_start)
- au_start_flag = get_bits1(&gb);
+ au_start_flag = bitstream_read_bit(&bc);
if (sl->use_au_end)
- au_end_flag = get_bits1(&gb);
+ au_end_flag = bitstream_read_bit(&bc);
if (!sl->use_au_start && !sl->use_au_end)
au_start_flag = au_end_flag = 1;
if (sl->ocr_len > 0)
- ocr_flag = get_bits1(&gb);
+ ocr_flag = bitstream_read_bit(&bc);
if (sl->use_idle)
- idle_flag = get_bits1(&gb);
+ idle_flag = bitstream_read_bit(&bc);
if (sl->use_padding)
- padding_flag = get_bits1(&gb);
+ padding_flag = bitstream_read_bit(&bc);
if (padding_flag)
- padding_bits = get_bits(&gb, 3);
+ padding_bits = bitstream_read(&bc, 3);
if (!idle_flag && (!padding_flag || padding_bits != 0)) {
if (sl->packet_seq_num_len)
- skip_bits_long(&gb, sl->packet_seq_num_len);
+ bitstream_skip(&bc, sl->packet_seq_num_len);
if (sl->degr_prior_len)
- if (get_bits1(&gb))
- skip_bits(&gb, sl->degr_prior_len);
+ if (bitstream_read_bit(&bc))
+ bitstream_skip(&bc, sl->degr_prior_len);
if (ocr_flag)
- skip_bits_long(&gb, sl->ocr_len);
+ bitstream_skip(&bc, sl->ocr_len);
if (au_start_flag) {
if (sl->use_rand_acc_pt)
- get_bits1(&gb);
+ bitstream_read_bit(&bc);
if (sl->au_seq_num_len > 0)
- skip_bits_long(&gb, sl->au_seq_num_len);
+ bitstream_skip(&bc, sl->au_seq_num_len);
if (sl->use_timestamps) {
- dts_flag = get_bits1(&gb);
- cts_flag = get_bits1(&gb);
+ dts_flag = bitstream_read_bit(&bc);
+ cts_flag = bitstream_read_bit(&bc);
}
}
if (sl->inst_bitrate_len)
- inst_bitrate_flag = get_bits1(&gb);
+ inst_bitrate_flag = bitstream_read_bit(&bc);
if (dts_flag == 1)
- dts = get_bits64(&gb, sl->timestamp_len);
+ dts = bitstream_read_63(&bc, sl->timestamp_len);
if (cts_flag == 1)
- cts = get_bits64(&gb, sl->timestamp_len);
+ cts = bitstream_read_63(&bc, sl->timestamp_len);
if (sl->au_len > 0)
- skip_bits_long(&gb, sl->au_len);
+ bitstream_skip(&bc, sl->au_len);
if (inst_bitrate_flag)
- skip_bits_long(&gb, sl->inst_bitrate_len);
+ bitstream_skip(&bc, sl->inst_bitrate_len);
}
if (dts != AV_NOPTS_VALUE)
@@ -795,7 +797,7 @@ static int read_sl_header(PESContext *pes, SLConfigDescr *sl,
if (sl->timestamp_len && sl->timestamp_res)
avpriv_set_pts_info(pes->st, sl->timestamp_len, 1, sl->timestamp_res);
- return (get_bits_count(&gb) + 7) >> 3;
+ return (bitstream_tell(&bc) + 7) >> 3;
}
/* return non zero if a packet could be constructed */