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Diffstat (limited to 'libavformat/mpegtsenc.c')
-rw-r--r--libavformat/mpegtsenc.c58
1 files changed, 29 insertions, 29 deletions
diff --git a/libavformat/mpegtsenc.c b/libavformat/mpegtsenc.c
index 4fe8f3e15c..9a294aa599 100644
--- a/libavformat/mpegtsenc.c
+++ b/libavformat/mpegtsenc.c
@@ -72,10 +72,10 @@ unsigned int mpegts_crc32(const uint8_t *data, int len)
{
register int i;
unsigned int crc = 0xffffffff;
-
+
for (i=0; i<len; i++)
crc = (crc << 8) ^ crc_table[((crc >> 24) ^ *data++) & 0xff];
-
+
return crc;
}
@@ -103,7 +103,7 @@ void mpegts_write_section(MpegTSSection *s, uint8_t *buf, int len)
buf[len - 3] = (crc >> 16) & 0xff;
buf[len - 2] = (crc >> 8) & 0xff;
buf[len - 1] = (crc) & 0xff;
-
+
/* send each packet */
buf_ptr = buf;
while (len > 0) {
@@ -120,7 +120,7 @@ void mpegts_write_section(MpegTSSection *s, uint8_t *buf, int len)
if (first)
*q++ = 0; /* 0 offset */
len1 = TS_PACKET_SIZE - (q - packet);
- if (len1 > len)
+ if (len1 > len)
len1 = len;
memcpy(q, buf_ptr, len1);
q += len1;
@@ -145,13 +145,13 @@ static inline void put16(uint8_t **q_ptr, int val)
*q_ptr = q;
}
-int mpegts_write_section1(MpegTSSection *s, int tid, int id,
+int mpegts_write_section1(MpegTSSection *s, int tid, int id,
int version, int sec_num, int last_sec_num,
uint8_t *buf, int len)
{
uint8_t section[1024], *q;
unsigned int tot_len;
-
+
tot_len = 3 + 5 + len + 4;
/* check if not too big */
if (tot_len > 1024)
@@ -165,7 +165,7 @@ int mpegts_write_section1(MpegTSSection *s, int tid, int id,
*q++ = sec_num;
*q++ = last_sec_num;
memcpy(q, buf, len);
-
+
mpegts_write_section(s, section, tot_len);
return 0;
}
@@ -230,7 +230,7 @@ static void mpegts_write_pat(AVFormatContext *s)
MpegTSService *service;
uint8_t data[1012], *q;
int i;
-
+
q = data;
for(i = 0; i < ts->nb_services; i++) {
service = ts->services[i];
@@ -258,7 +258,7 @@ static void mpegts_write_pmt(AVFormatContext *s, MpegTSService *service)
val = 0xf000 | (q - program_info_length_ptr - 2);
program_info_length_ptr[0] = val >> 8;
program_info_length_ptr[1] = val;
-
+
for(i = 0; i < s->nb_streams; i++) {
AVStream *st = s->streams[i];
MpegTSWriteStream *ts_st = st->priv_data;
@@ -328,7 +328,7 @@ static void mpegts_write_pmt(AVFormatContext *s, MpegTSService *service)
}
mpegts_write_section1(&service->pmt, PMT_TID, service->sid, 0, 0, 0,
data, q - data);
-}
+}
/* NOTE: str == NULL is accepted for an empty string */
static void putstr8(uint8_t **q_ptr, const char *str)
@@ -353,7 +353,7 @@ static void mpegts_write_sdt(AVFormatContext *s)
MpegTSService *service;
uint8_t data[1012], *q, *desc_list_len_ptr, *desc_len_ptr;
int i, running_status, free_ca_mode, val;
-
+
q = data;
put16(&q, ts->onid);
*q++ = 0xff;
@@ -376,7 +376,7 @@ static void mpegts_write_sdt(AVFormatContext *s)
desc_len_ptr[0] = q - desc_len_ptr - 1;
/* fill descriptor length */
- val = (running_status << 13) | (free_ca_mode << 12) |
+ val = (running_status << 13) | (free_ca_mode << 12) |
(q - desc_list_len_ptr - 2);
desc_list_len_ptr[0] = val >> 8;
desc_list_len_ptr[1] = val;
@@ -385,9 +385,9 @@ static void mpegts_write_sdt(AVFormatContext *s)
data, q - data);
}
-static MpegTSService *mpegts_add_service(MpegTSWrite *ts,
- int sid,
- const char *provider_name,
+static MpegTSService *mpegts_add_service(MpegTSWrite *ts,
+ int sid,
+ const char *provider_name,
const char *name)
{
MpegTSService *service;
@@ -418,14 +418,14 @@ static int mpegts_write_header(AVFormatContext *s)
AVStream *st;
int i, total_bit_rate;
const char *service_name;
-
+
ts->tsid = DEFAULT_TSID;
ts->onid = DEFAULT_ONID;
/* allocate a single DVB service */
service_name = s->title;
if (service_name[0] == '\0')
service_name = DEFAULT_SERVICE_NAME;
- service = mpegts_add_service(ts, DEFAULT_SID,
+ service = mpegts_add_service(ts, DEFAULT_SID,
DEFAULT_PROVIDER_NAME, service_name);
service->pmt.write_packet = section_write_packet;
service->pmt.opaque = s;
@@ -452,12 +452,12 @@ static int mpegts_write_header(AVFormatContext *s)
ts_st->pid = DEFAULT_START_PID + i;
ts_st->payload_pts = AV_NOPTS_VALUE;
/* update PCR pid by using the first video stream */
- if (st->codec->codec_type == CODEC_TYPE_VIDEO &&
+ if (st->codec->codec_type == CODEC_TYPE_VIDEO &&
service->pcr_pid == 0x1fff)
service->pcr_pid = ts_st->pid;
total_bit_rate += st->codec->bit_rate;
}
-
+
/* if no video stream, use the first stream as PCR */
if (service->pcr_pid == 0x1fff && s->nb_streams > 0) {
ts_st = s->streams[0]->priv_data;
@@ -466,14 +466,14 @@ static int mpegts_write_header(AVFormatContext *s)
if (total_bit_rate <= 8 * 1024)
total_bit_rate = 8 * 1024;
- service->pcr_packet_freq = (total_bit_rate * PCR_RETRANS_TIME) /
+ service->pcr_packet_freq = (total_bit_rate * PCR_RETRANS_TIME) /
(TS_PACKET_SIZE * 8 * 1000);
- ts->sdt_packet_freq = (total_bit_rate * SDT_RETRANS_TIME) /
+ ts->sdt_packet_freq = (total_bit_rate * SDT_RETRANS_TIME) /
(TS_PACKET_SIZE * 8 * 1000);
- ts->pat_packet_freq = (total_bit_rate * PAT_RETRANS_TIME) /
+ ts->pat_packet_freq = (total_bit_rate * PAT_RETRANS_TIME) /
(TS_PACKET_SIZE * 8 * 1000);
#if 0
- printf("%d %d %d\n",
+ printf("%d %d %d\n",
total_bit_rate, ts->sdt_packet_freq, ts->pat_packet_freq);
#endif
@@ -534,7 +534,7 @@ static void mpegts_write_pes(AVFormatContext *s, AVStream *st,
write_pcr = 0;
if (ts_st->pid == ts_st->service->pcr_pid) {
ts_st->service->pcr_packet_count++;
- if (ts_st->service->pcr_packet_count >=
+ if (ts_st->service->pcr_packet_count >=
ts_st->service->pcr_packet_freq) {
ts_st->service->pcr_packet_count = 0;
write_pcr = 1;
@@ -575,7 +575,7 @@ static void mpegts_write_pes(AVFormatContext *s, AVStream *st,
} else if (st->codec->codec_type == CODEC_TYPE_AUDIO &&
(st->codec->codec_id == CODEC_ID_MP2 ||
st->codec->codec_id == CODEC_ID_MP3)) {
- *q++ = 0xc0;
+ *q++ = 0xc0;
} else {
*q++ = 0xbd;
if (st->codec->codec_type == CODEC_TYPE_SUBTITLE) {
@@ -599,7 +599,7 @@ static void mpegts_write_pes(AVFormatContext *s, AVStream *st,
if (pts != AV_NOPTS_VALUE) {
*q++ = 0x80; /* PTS only */
*q++ = 0x05; /* header len */
- val = (0x02 << 4) |
+ val = (0x02 << 4) |
(((pts >> 30) & 0x07) << 1) | 1;
*q++ = val;
val = (((pts >> 15) & 0x7fff) << 1) | 1;
@@ -629,7 +629,7 @@ static void mpegts_write_pes(AVFormatContext *s, AVStream *st,
/* stuffing already present: increase its size */
afc_len = buf[4] + 1;
memmove(buf + 4 + afc_len + stuffing_len,
- buf + 4 + afc_len,
+ buf + 4 + afc_len,
header_len - (4 + afc_len));
buf[4] += stuffing_len;
memset(buf + 4 + afc_len, 0xff, stuffing_len);
@@ -665,7 +665,7 @@ static int mpegts_write_packet(AVFormatContext *s, AVPacket *pkt)
mpegts_write_pes(s, st, buf, size, pkt->pts);
return 0;
}
-
+
max_payload_size = DEFAULT_PES_PAYLOAD_SIZE;
while (size > 0) {
len = max_payload_size - ts_st->payload_index;
@@ -705,7 +705,7 @@ static int mpegts_write_end(AVFormatContext *s)
}
}
put_flush_packet(&s->pb);
-
+
for(i = 0; i < ts->nb_services; i++) {
service = ts->services[i];
av_freep(&service->provider_name);
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-31 23:32:09 +0000