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https://gitee.com/openharmony/third_party_ffmpeg
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Merge commit '5b8f0a5eac75d16376af60a6f6bb79b3e9e6dab7'
* commit '5b8f0a5eac75d16376af60a6f6bb79b3e9e6dab7': mpeg: K&R formatting cosmetics Conflicts: libavformat/mpeg.c Merged-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer
commit
fecebb7aba
@ -37,74 +37,85 @@
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#define MAX_SYNC_SIZE 100000
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static int check_pes(const uint8_t *p, const uint8_t *end){
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static int check_pes(const uint8_t *p, const uint8_t *end)
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{
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int pes1;
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int pes2= (p[3] & 0xC0) == 0x80
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&& (p[4] & 0xC0) != 0x40
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&&((p[4] & 0xC0) == 0x00 || (p[4]&0xC0)>>2 == (p[6]&0xF0));
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int pes2 = (p[3] & 0xC0) == 0x80 &&
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(p[4] & 0xC0) != 0x40 &&
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((p[4] & 0xC0) == 0x00 ||
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(p[4] & 0xC0) >> 2 == (p[6] & 0xF0));
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for(p+=3; p<end && *p == 0xFF; p++);
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if((*p&0xC0) == 0x40) p+=2;
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if((*p&0xF0) == 0x20){
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pes1= p[0]&p[2]&p[4]&1;
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}else if((*p&0xF0) == 0x30){
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pes1= p[0]&p[2]&p[4]&p[5]&p[7]&p[9]&1;
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}else
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for (p += 3; p < end && *p == 0xFF; p++) ;
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if ((*p & 0xC0) == 0x40)
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p += 2;
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if ((*p & 0xF0) == 0x20)
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pes1 = p[0] & p[2] & p[4] & 1;
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else if ((*p & 0xF0) == 0x30)
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pes1 = p[0] & p[2] & p[4] & p[5] & p[7] & p[9] & 1;
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else
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pes1 = *p == 0x0F;
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return pes1||pes2;
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return pes1 || pes2;
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}
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static int check_pack_header(const uint8_t *buf) {
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static int check_pack_header(const uint8_t *buf)
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{
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return (buf[1] & 0xC0) == 0x40 || (buf[1] & 0xF0) == 0x20;
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}
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static int mpegps_probe(AVProbeData *p)
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{
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uint32_t code= -1;
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int sys=0, pspack=0, priv1=0, vid=0, audio=0, invalid=0;
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uint32_t code = -1;
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int i;
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int score=0;
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int sys = 0, pspack = 0, priv1 = 0, vid = 0;
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int audio = 0, invalid = 0, score = 0;
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for(i=0; i<p->buf_size; i++){
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code = (code<<8) + p->buf[i];
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for (i = 0; i < p->buf_size; i++) {
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code = (code << 8) + p->buf[i];
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if ((code & 0xffffff00) == 0x100) {
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int len= p->buf[i+1] << 8 | p->buf[i+2];
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int pes= check_pes(p->buf+i, p->buf+p->buf_size);
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int pack = check_pack_header(p->buf+i);
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int len = p->buf[i + 1] << 8 | p->buf[i + 2];
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int pes = check_pes(p->buf + i, p->buf + p->buf_size);
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int pack = check_pack_header(p->buf + i);
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if(code == SYSTEM_HEADER_START_CODE) sys++;
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else if(code == PACK_START_CODE && pack) pspack++;
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else if((code & 0xf0) == VIDEO_ID && pes) vid++;
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if (code == SYSTEM_HEADER_START_CODE)
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sys++;
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else if (code == PACK_START_CODE && pack)
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pspack++;
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else if ((code & 0xf0) == VIDEO_ID && pes)
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vid++;
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// skip pes payload to avoid start code emulation for private
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// and audio streams
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else if((code & 0xe0) == AUDIO_ID && pes) {audio++; i+=len;}
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else if(code == PRIVATE_STREAM_1 && pes) {priv1++; i+=len;}
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else if(code == 0x1fd && pes) vid++; //VC1
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else if ((code & 0xe0) == AUDIO_ID && pes) {audio++; i+=len;}
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else if (code == PRIVATE_STREAM_1 && pes) {priv1++; i+=len;}
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else if (code == 0x1fd && pes) vid++; //VC1
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else if((code & 0xf0) == VIDEO_ID && !pes) invalid++;
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else if((code & 0xe0) == AUDIO_ID && !pes) invalid++;
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else if(code == PRIVATE_STREAM_1 && !pes) invalid++;
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else if ((code & 0xf0) == VIDEO_ID && !pes) invalid++;
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else if ((code & 0xe0) == AUDIO_ID && !pes) invalid++;
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else if (code == PRIVATE_STREAM_1 && !pes) invalid++;
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}
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}
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if(vid+audio > invalid+1) /* invalid VDR files nd short PES streams */
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if (vid + audio > invalid + 1) /* invalid VDR files nd short PES streams */
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score = AVPROBE_SCORE_EXTENSION / 2;
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if(sys>invalid && sys*9 <= pspack*10)
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return (audio > 12 || vid > 3 || pspack > 2) ? AVPROBE_SCORE_EXTENSION + 2 : AVPROBE_SCORE_EXTENSION / 2; // 1 more than .mpg
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if(pspack > invalid && (priv1+vid+audio)*10 >= pspack*9)
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return pspack > 2 ? AVPROBE_SCORE_EXTENSION + 2 : AVPROBE_SCORE_EXTENSION / 2; // 1 more than .mpg
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if((!!vid ^ !!audio) && (audio > 4 || vid > 1) && !sys && !pspack && p->buf_size>2048 && vid + audio > invalid) /* PES stream */
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return (audio > 12 || vid > 3 + 2*invalid) ? AVPROBE_SCORE_EXTENSION + 2 : AVPROBE_SCORE_EXTENSION / 2;
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if (sys > invalid && sys * 9 <= pspack * 10)
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return (audio > 12 || vid > 3 || pspack > 2) ? AVPROBE_SCORE_EXTENSION + 2
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: AVPROBE_SCORE_EXTENSION / 2; // 1 more than .mpg
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if (pspack > invalid && (priv1 + vid + audio) * 10 >= pspack * 9)
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return pspack > 2 ? AVPROBE_SCORE_EXTENSION + 2
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: AVPROBE_SCORE_EXTENSION / 2; // 1 more than .mpg
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if ((!!vid ^ !!audio) && (audio > 4 || vid > 1) && !sys &&
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!pspack && p->buf_size > 2048 && vid + audio > invalid) /* PES stream */
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return (audio > 12 || vid > 3 + 2 * invalid) ? AVPROBE_SCORE_EXTENSION + 2
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: AVPROBE_SCORE_EXTENSION / 2;
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//02-Penguin.flac has sys:0 priv1:0 pspack:0 vid:0 audio:1
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//mp3_misidentified_2.mp3 has sys:0 priv1:0 pspack:0 vid:0 audio:6
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//Have\ Yourself\ a\ Merry\ Little\ Christmas.mp3 0 0 0 5 0 1 len:21618
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// 02-Penguin.flac has sys:0 priv1:0 pspack:0 vid:0 audio:1
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// mp3_misidentified_2.mp3 has sys:0 priv1:0 pspack:0 vid:0 audio:6
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// Have\ Yourself\ a\ Merry\ Little\ Christmas.mp3 0 0 0 5 0 1 len:21618
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return score;
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}
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typedef struct MpegDemuxContext {
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int32_t header_state;
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unsigned char psm_es_type[256];
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@ -124,7 +135,7 @@ static int mpegps_read_header(AVFormatContext *s)
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int64_t last_pos = avio_tell(s->pb);
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m->header_state = 0xff;
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s->ctx_flags |= AVFMTCTX_NOHEADER;
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s->ctx_flags |= AVFMTCTX_NOHEADER;
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avio_get_str(s->pb, 6, buffer, sizeof(buffer));
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if (!memcmp("IMKH", buffer, 4)) {
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@ -142,8 +153,8 @@ static int64_t get_pts(AVIOContext *pb, int c)
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{
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uint8_t buf[5];
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buf[0] = c<0 ? avio_r8(pb) : c;
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avio_read(pb, buf+1, 4);
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buf[0] = c < 0 ? avio_r8(pb) : c;
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avio_read(pb, buf + 1, 4);
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return ff_parse_pes_pts(buf);
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}
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@ -155,7 +166,7 @@ static int find_next_start_code(AVIOContext *pb, int *size_ptr,
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int val, n;
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state = *header_state;
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n = *size_ptr;
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n = *size_ptr;
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while (n > 0) {
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if (url_feof(pb))
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break;
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@ -163,15 +174,16 @@ static int find_next_start_code(AVIOContext *pb, int *size_ptr,
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n--;
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if (state == 0x000001) {
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state = ((state << 8) | v) & 0xffffff;
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val = state;
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val = state;
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goto found;
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}
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state = ((state << 8) | v) & 0xffffff;
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}
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val = -1;
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found:
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found:
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*header_state = state;
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*size_ptr = n;
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*size_ptr = n;
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return val;
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}
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@ -197,10 +209,11 @@ static long mpegps_psm_parse(MpegDemuxContext *m, AVIOContext *pb)
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es_map_length = psm_length - ps_info_length - 10;
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/* at least one es available? */
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while (es_map_length >= 4){
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while (es_map_length >= 4) {
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unsigned char type = avio_r8(pb);
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unsigned char es_id = avio_r8(pb);
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uint16_t es_info_length = avio_rb16(pb);
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/* remember mapping from stream id to stream type */
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m->psm_es_type[es_id] = type;
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/* skip program_stream_info */
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@ -212,7 +225,7 @@ static long mpegps_psm_parse(MpegDemuxContext *m, AVIOContext *pb)
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}
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/* read the next PES header. Return its position in ppos
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(if not NULL), and its start code, pts and dts.
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* (if not NULL), and its start code, pts and dts.
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*/
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static int mpegps_read_pes_header(AVFormatContext *s,
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int64_t *ppos, int *pstart_code,
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@ -222,20 +235,20 @@ static int mpegps_read_pes_header(AVFormatContext *s,
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int len, size, startcode, c, flags, header_len;
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int pes_ext, ext2_len, id_ext, skip;
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int64_t pts, dts;
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int64_t last_sync= avio_tell(s->pb);
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int64_t last_sync = avio_tell(s->pb);
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error_redo:
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avio_seek(s->pb, last_sync, SEEK_SET);
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redo:
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/* next start code (should be immediately after) */
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m->header_state = 0xff;
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size = MAX_SYNC_SIZE;
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startcode = find_next_start_code(s->pb, &size, &m->header_state);
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last_sync = avio_tell(s->pb);
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if (startcode < 0){
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if(url_feof(s->pb))
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error_redo:
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avio_seek(s->pb, last_sync, SEEK_SET);
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redo:
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/* next start code (should be immediately after) */
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m->header_state = 0xff;
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size = MAX_SYNC_SIZE;
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startcode = find_next_start_code(s->pb, &size, &m->header_state);
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last_sync = avio_tell(s->pb);
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if (startcode < 0) {
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if (url_feof(s->pb))
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return AVERROR_EOF;
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//FIXME we should remember header_state
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// FIXME we should remember header_state
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return AVERROR(EAGAIN);
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}
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@ -346,7 +359,7 @@ static int mpegps_read_pes_header(AVFormatContext *s,
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if (startcode != PRIVATE_STREAM_2)
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{
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/* stuffing */
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for(;;) {
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for (;;) {
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if (len < 1)
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goto error_redo;
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c = avio_r8(s->pb);
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@ -358,45 +371,47 @@ static int mpegps_read_pes_header(AVFormatContext *s,
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if ((c & 0xc0) == 0x40) {
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/* buffer scale & size */
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avio_r8(s->pb);
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c = avio_r8(s->pb);
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c = avio_r8(s->pb);
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len -= 2;
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}
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if ((c & 0xe0) == 0x20) {
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dts = pts = get_pts(s->pb, c);
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dts =
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pts = get_pts(s->pb, c);
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len -= 4;
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if (c & 0x10){
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dts = get_pts(s->pb, -1);
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if (c & 0x10) {
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dts = get_pts(s->pb, -1);
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len -= 5;
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}
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} else if ((c & 0xc0) == 0x80) {
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/* mpeg 2 PES */
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flags = avio_r8(s->pb);
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flags = avio_r8(s->pb);
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header_len = avio_r8(s->pb);
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len -= 2;
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len -= 2;
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if (header_len > len)
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goto error_redo;
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len -= header_len;
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if (flags & 0x80) {
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dts = pts = get_pts(s->pb, -1);
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dts = pts = get_pts(s->pb, -1);
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header_len -= 5;
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if (flags & 0x40) {
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dts = get_pts(s->pb, -1);
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dts = get_pts(s->pb, -1);
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header_len -= 5;
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}
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}
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if (flags & 0x3f && header_len == 0){
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if (flags & 0x3f && header_len == 0) {
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flags &= 0xC0;
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av_log(s, AV_LOG_WARNING, "Further flags set but no bytes left\n");
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}
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if (flags & 0x01) { /* PES extension */
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pes_ext = avio_r8(s->pb);
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header_len--;
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/* Skip PES private data, program packet sequence counter and P-STD buffer */
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skip = (pes_ext >> 4) & 0xb;
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/* Skip PES private data, program packet sequence counter
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* and P-STD buffer */
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skip = (pes_ext >> 4) & 0xb;
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skip += skip & 0x9;
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if (pes_ext & 0x40 || skip > header_len){
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if (pes_ext & 0x40 || skip > header_len) {
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av_log(s, AV_LOG_WARNING, "pes_ext %X is invalid\n", pes_ext);
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pes_ext=skip=0;
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pes_ext = skip = 0;
|
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}
|
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avio_skip(s->pb, skip);
|
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header_len -= skip;
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@ -412,11 +427,10 @@ static int mpegps_read_pes_header(AVFormatContext *s,
|
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}
|
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}
|
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}
|
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if(header_len < 0)
|
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if (header_len < 0)
|
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goto error_redo;
|
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avio_skip(s->pb, header_len);
|
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}
|
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else if( c!= 0xf )
|
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} else if (c != 0xf)
|
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goto redo;
|
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}
|
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|
||||
@ -424,22 +438,23 @@ static int mpegps_read_pes_header(AVFormatContext *s,
|
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startcode = avio_r8(s->pb);
|
||||
len--;
|
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}
|
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if(len<0)
|
||||
if (len < 0)
|
||||
goto error_redo;
|
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if(dts != AV_NOPTS_VALUE && ppos){
|
||||
if (dts != AV_NOPTS_VALUE && ppos) {
|
||||
int i;
|
||||
for(i=0; i<s->nb_streams; i++){
|
||||
if(startcode == s->streams[i]->id &&
|
||||
s->pb->seekable /* index useless on streams anyway */) {
|
||||
for (i = 0; i < s->nb_streams; i++) {
|
||||
if (startcode == s->streams[i]->id &&
|
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s->pb->seekable /* index useless on streams anyway */) {
|
||||
ff_reduce_index(s, i);
|
||||
av_add_index_entry(s->streams[i], *ppos, dts, 0, 0, AVINDEX_KEYFRAME /* FIXME keyframe? */);
|
||||
av_add_index_entry(s->streams[i], *ppos, dts, 0, 0,
|
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AVINDEX_KEYFRAME /* FIXME keyframe? */);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
*pstart_code = startcode;
|
||||
*ppts = pts;
|
||||
*pdts = dts;
|
||||
*ppts = pts;
|
||||
*pdts = dts;
|
||||
return len;
|
||||
}
|
||||
|
||||
@ -453,15 +468,15 @@ static int mpegps_read_packet(AVFormatContext *s,
|
||||
int request_probe= 0;
|
||||
enum AVCodecID codec_id = AV_CODEC_ID_NONE;
|
||||
enum AVMediaType type;
|
||||
int64_t pts, dts, dummy_pos; //dummy_pos is needed for the index building to work
|
||||
int64_t pts, dts, dummy_pos; // dummy_pos is needed for the index building to work
|
||||
|
||||
redo:
|
||||
redo:
|
||||
len = mpegps_read_pes_header(s, &dummy_pos, &startcode, &pts, &dts);
|
||||
if (len < 0)
|
||||
return len;
|
||||
|
||||
if (startcode >= 0x80 && startcode <= 0xcf) {
|
||||
if(len < 4)
|
||||
if (len < 4)
|
||||
goto skip;
|
||||
|
||||
/* audio: skip header */
|
||||
@ -476,44 +491,45 @@ static int mpegps_read_packet(AVFormatContext *s,
|
||||
}
|
||||
|
||||
/* now find stream */
|
||||
for(i=0;i<s->nb_streams;i++) {
|
||||
for (i = 0; i < s->nb_streams; i++) {
|
||||
st = s->streams[i];
|
||||
if (st->id == startcode)
|
||||
goto found;
|
||||
}
|
||||
|
||||
es_type = m->psm_es_type[startcode & 0xff];
|
||||
if(es_type == STREAM_TYPE_VIDEO_MPEG1){
|
||||
if (es_type == STREAM_TYPE_VIDEO_MPEG1) {
|
||||
codec_id = AV_CODEC_ID_MPEG2VIDEO;
|
||||
type = AVMEDIA_TYPE_VIDEO;
|
||||
} else if(es_type == STREAM_TYPE_VIDEO_MPEG2){
|
||||
type = AVMEDIA_TYPE_VIDEO;
|
||||
} else if (es_type == STREAM_TYPE_VIDEO_MPEG2) {
|
||||
codec_id = AV_CODEC_ID_MPEG2VIDEO;
|
||||
type = AVMEDIA_TYPE_VIDEO;
|
||||
} else if(es_type == STREAM_TYPE_AUDIO_MPEG1 ||
|
||||
es_type == STREAM_TYPE_AUDIO_MPEG2){
|
||||
type = AVMEDIA_TYPE_VIDEO;
|
||||
} else if (es_type == STREAM_TYPE_AUDIO_MPEG1 ||
|
||||
es_type == STREAM_TYPE_AUDIO_MPEG2) {
|
||||
codec_id = AV_CODEC_ID_MP3;
|
||||
type = AVMEDIA_TYPE_AUDIO;
|
||||
} else if(es_type == STREAM_TYPE_AUDIO_AAC){
|
||||
type = AVMEDIA_TYPE_AUDIO;
|
||||
} else if (es_type == STREAM_TYPE_AUDIO_AAC) {
|
||||
codec_id = AV_CODEC_ID_AAC;
|
||||
type = AVMEDIA_TYPE_AUDIO;
|
||||
} else if(es_type == STREAM_TYPE_VIDEO_MPEG4){
|
||||
type = AVMEDIA_TYPE_AUDIO;
|
||||
} else if (es_type == STREAM_TYPE_VIDEO_MPEG4) {
|
||||
codec_id = AV_CODEC_ID_MPEG4;
|
||||
type = AVMEDIA_TYPE_VIDEO;
|
||||
} else if(es_type == STREAM_TYPE_VIDEO_H264){
|
||||
type = AVMEDIA_TYPE_VIDEO;
|
||||
} else if (es_type == STREAM_TYPE_VIDEO_H264) {
|
||||
codec_id = AV_CODEC_ID_H264;
|
||||
type = AVMEDIA_TYPE_VIDEO;
|
||||
} else if(es_type == STREAM_TYPE_AUDIO_AC3){
|
||||
type = AVMEDIA_TYPE_VIDEO;
|
||||
} else if (es_type == STREAM_TYPE_AUDIO_AC3) {
|
||||
codec_id = AV_CODEC_ID_AC3;
|
||||
type = AVMEDIA_TYPE_AUDIO;
|
||||
} else if(m->imkh_cctv && es_type == 0x91){
|
||||
type = AVMEDIA_TYPE_AUDIO;
|
||||
} else if (m->imkh_cctv && es_type == 0x91) {
|
||||
codec_id = AV_CODEC_ID_PCM_MULAW;
|
||||
type = AVMEDIA_TYPE_AUDIO;
|
||||
type = AVMEDIA_TYPE_AUDIO;
|
||||
} else if (startcode >= 0x1e0 && startcode <= 0x1ef) {
|
||||
static const unsigned char avs_seqh[4] = { 0, 0, 1, 0xb0 };
|
||||
unsigned char buf[8];
|
||||
|
||||
avio_read(s->pb, buf, 8);
|
||||
avio_seek(s->pb, -8, SEEK_CUR);
|
||||
if(!memcmp(buf, avs_seqh, 4) && (buf[6] != 0 || buf[7] != 1))
|
||||
if (!memcmp(buf, avs_seqh, 4) && (buf[6] != 0 || buf[7] != 1))
|
||||
codec_id = AV_CODEC_ID_CAVS;
|
||||
else
|
||||
request_probe= 1;
|
||||
@ -522,7 +538,7 @@ static int mpegps_read_packet(AVFormatContext *s,
|
||||
type = AVMEDIA_TYPE_DATA;
|
||||
codec_id = AV_CODEC_ID_DVD_NAV;
|
||||
} else if (startcode >= 0x1c0 && startcode <= 0x1df) {
|
||||
type = AVMEDIA_TYPE_AUDIO;
|
||||
type = AVMEDIA_TYPE_AUDIO;
|
||||
if (m->sofdec > 0) {
|
||||
codec_id = AV_CODEC_ID_ADPCM_ADX;
|
||||
// Auto-detect AC-3
|
||||
@ -531,35 +547,35 @@ static int mpegps_read_packet(AVFormatContext *s,
|
||||
codec_id = AV_CODEC_ID_MP2;
|
||||
}
|
||||
} else if (startcode >= 0x80 && startcode <= 0x87) {
|
||||
type = AVMEDIA_TYPE_AUDIO;
|
||||
type = AVMEDIA_TYPE_AUDIO;
|
||||
codec_id = AV_CODEC_ID_AC3;
|
||||
} else if ( ( startcode >= 0x88 && startcode <= 0x8f)
|
||||
||( startcode >= 0x98 && startcode <= 0x9f)) {
|
||||
} else if ((startcode >= 0x88 && startcode <= 0x8f) ||
|
||||
(startcode >= 0x98 && startcode <= 0x9f)) {
|
||||
/* 0x90 - 0x97 is reserved for SDDS in DVD specs */
|
||||
type = AVMEDIA_TYPE_AUDIO;
|
||||
type = AVMEDIA_TYPE_AUDIO;
|
||||
codec_id = AV_CODEC_ID_DTS;
|
||||
} else if (startcode >= 0xa0 && startcode <= 0xaf) {
|
||||
type = AVMEDIA_TYPE_AUDIO;
|
||||
if(lpcm_header_len == 6) {
|
||||
type = AVMEDIA_TYPE_AUDIO;
|
||||
if (lpcm_header_len == 6) {
|
||||
codec_id = AV_CODEC_ID_MLP;
|
||||
} else {
|
||||
codec_id = AV_CODEC_ID_PCM_DVD;
|
||||
}
|
||||
} else if (startcode >= 0xb0 && startcode <= 0xbf) {
|
||||
type = AVMEDIA_TYPE_AUDIO;
|
||||
type = AVMEDIA_TYPE_AUDIO;
|
||||
codec_id = AV_CODEC_ID_TRUEHD;
|
||||
} else if (startcode >= 0xc0 && startcode <= 0xcf) {
|
||||
/* Used for both AC-3 and E-AC-3 in EVOB files */
|
||||
type = AVMEDIA_TYPE_AUDIO;
|
||||
type = AVMEDIA_TYPE_AUDIO;
|
||||
codec_id = AV_CODEC_ID_AC3;
|
||||
} else if (startcode >= 0x20 && startcode <= 0x3f) {
|
||||
type = AVMEDIA_TYPE_SUBTITLE;
|
||||
type = AVMEDIA_TYPE_SUBTITLE;
|
||||
codec_id = AV_CODEC_ID_DVD_SUBTITLE;
|
||||
} else if (startcode >= 0xfd55 && startcode <= 0xfd5f) {
|
||||
type = AVMEDIA_TYPE_VIDEO;
|
||||
type = AVMEDIA_TYPE_VIDEO;
|
||||
codec_id = AV_CODEC_ID_VC1;
|
||||
} else {
|
||||
skip:
|
||||
skip:
|
||||
/* skip packet */
|
||||
avio_skip(s->pb, len);
|
||||
goto redo;
|
||||
@ -568,18 +584,19 @@ static int mpegps_read_packet(AVFormatContext *s,
|
||||
st = avformat_new_stream(s, NULL);
|
||||
if (!st)
|
||||
goto skip;
|
||||
st->id = startcode;
|
||||
st->id = startcode;
|
||||
st->codec->codec_type = type;
|
||||
st->codec->codec_id = codec_id;
|
||||
st->codec->codec_id = codec_id;
|
||||
if (st->codec->codec_id == AV_CODEC_ID_PCM_MULAW) {
|
||||
st->codec->channels = 1;
|
||||
st->codec->channel_layout = AV_CH_LAYOUT_MONO;
|
||||
st->codec->sample_rate = 8000;
|
||||
}
|
||||
st->request_probe = request_probe;
|
||||
st->need_parsing = AVSTREAM_PARSE_FULL;
|
||||
found:
|
||||
if(st->discard >= AVDISCARD_ALL)
|
||||
st->need_parsing = AVSTREAM_PARSE_FULL;
|
||||
|
||||
found:
|
||||
if (st->discard >= AVDISCARD_ALL)
|
||||
goto skip;
|
||||
if (startcode >= 0xa0 && startcode <= 0xaf) {
|
||||
if (lpcm_header_len == 6 && st->codec->codec_id == AV_CODEC_ID_MLP) {
|
||||
@ -590,9 +607,10 @@ static int mpegps_read_packet(AVFormatContext *s,
|
||||
}
|
||||
}
|
||||
ret = av_get_packet(s->pb, pkt, len);
|
||||
pkt->pts = pts;
|
||||
pkt->dts = dts;
|
||||
pkt->pos = dummy_pos;
|
||||
|
||||
pkt->pts = pts;
|
||||
pkt->dts = dts;
|
||||
pkt->pos = dummy_pos;
|
||||
pkt->stream_index = st->index;
|
||||
av_dlog(s, "%d: pts=%0.3f dts=%0.3f size=%d\n",
|
||||
pkt->stream_index, pkt->pts / 90000.0, pkt->dts / 90000.0,
|
||||
@ -611,7 +629,7 @@ static int64_t mpegps_read_dts(AVFormatContext *s, int stream_index,
|
||||
if (avio_seek(s->pb, pos, SEEK_SET) < 0)
|
||||
return AV_NOPTS_VALUE;
|
||||
|
||||
for(;;) {
|
||||
for (;;) {
|
||||
len = mpegps_read_pes_header(s, &pos, &startcode, &pts, &dts);
|
||||
if (len < 0) {
|
||||
av_dlog(s, "none (ret=%d)\n", len);
|
||||
|
||||
Loading…
Reference in New Issue
Block a user