Revision 461ef741 libavformat/rmdec.c
| libavformat/rmdec.c | ||
|---|---|---|
| 22 | 22 |
#include "libavutil/avstring.h" |
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#include "libavutil/intreadwrite.h" |
| 24 | 24 |
#include "avformat.h" |
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#include "riff.h" |
|
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#include "rm.h" |
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|
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struct RMStream {
|
| ... | ... | |
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int audio_pkt_cnt; ///< Output packet counter |
| 49 | 50 |
} RMDemuxContext; |
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|
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static const AVCodecTag rm_codec_tags[] = {
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{ CODEC_ID_RV10, MKTAG('R','V','1','0') },
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{ CODEC_ID_RV20, MKTAG('R','V','2','0') },
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{ CODEC_ID_RV20, MKTAG('R','V','T','R') },
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{ CODEC_ID_RV30, MKTAG('R','V','3','0') },
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{ CODEC_ID_RV40, MKTAG('R','V','4','0') },
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{ CODEC_ID_AC3, MKTAG('d','n','e','t') },
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{ CODEC_ID_RA_144, MKTAG('l','p','c','J') },
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{ CODEC_ID_RA_288, MKTAG('2','8','_','8') },
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{ CODEC_ID_COOK, MKTAG('c','o','o','k') },
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{ CODEC_ID_ATRAC3, MKTAG('a','t','r','c') },
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{ CODEC_ID_SIPR, MKTAG('s','i','p','r') },
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{ CODEC_ID_AAC, MKTAG('r','a','a','c') },
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{ CODEC_ID_AAC, MKTAG('r','a','c','p') },
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{ 0 },
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}; |
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static const unsigned char sipr_swaps[38][2] = {
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{ 0, 63 }, { 1, 22 }, { 2, 44 }, { 3, 90 },
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{ 5, 81 }, { 7, 31 }, { 8, 86 }, { 9, 58 },
|
| ... | ... | |
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get_str8(pb, buf, sizeof(buf)); /* desc */ |
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} |
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st->codec->codec_type = CODEC_TYPE_AUDIO; |
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if (!strcmp(buf, "dnet")) {
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st->codec->codec_id = CODEC_ID_AC3; |
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st->codec->codec_tag = AV_RL32(buf); |
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st->codec->codec_id = ff_codec_get_id(rm_codec_tags, st->codec->codec_tag); |
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switch (st->codec->codec_id) {
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case CODEC_ID_AC3: |
|
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st->need_parsing = AVSTREAM_PARSE_FULL; |
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} else if (!strcmp(buf, "28_8")) {
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st->codec->codec_id = CODEC_ID_RA_288;
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break;
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case CODEC_ID_RA_288:
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st->codec->extradata_size= 0; |
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ast->audio_framesize = st->codec->block_align; |
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st->codec->block_align = coded_framesize; |
| ... | ... | |
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} |
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|
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av_new_packet(&ast->pkt, ast->audio_framesize * sub_packet_h); |
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} else if ((!strcmp(buf, "cook")) || (!strcmp(buf, "atrc")) || (!strcmp(buf, "sipr"))) {
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break; |
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case CODEC_ID_COOK: |
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case CODEC_ID_ATRAC3: |
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case CODEC_ID_SIPR: |
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get_be16(pb); get_byte(pb); |
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if (((version >> 16) & 0xff) == 5) |
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get_byte(pb); |
| ... | ... | |
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} |
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|
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av_new_packet(&ast->pkt, ast->audio_framesize * sub_packet_h); |
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} else if (!strcmp(buf, "raac") || !strcmp(buf, "racp")) {
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break; |
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case CODEC_ID_AAC: |
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get_be16(pb); get_byte(pb); |
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if (((version >> 16) & 0xff) == 5) |
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get_byte(pb); |
| ... | ... | |
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get_byte(pb); |
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get_buffer(pb, st->codec->extradata, st->codec->extradata_size); |
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} |
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} else {
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st->codec->codec_id = CODEC_ID_NONE;
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break;
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default:
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av_strlcpy(st->codec->codec_name, buf, sizeof(st->codec->codec_name)); |
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} |
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if (read_all) {
|
| ... | ... | |
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goto skip; |
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} |
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st->codec->codec_tag = get_le32(pb); |
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st->codec->codec_id = ff_codec_get_id(rm_codec_tags, st->codec->codec_tag); |
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// av_log(s, AV_LOG_DEBUG, "%X %X\n", st->codec->codec_tag, MKTAG('R', 'V', '2', '0'));
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if ( st->codec->codec_tag != MKTAG('R', 'V', '1', '0')
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&& st->codec->codec_tag != MKTAG('R', 'V', '2', '0')
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&& st->codec->codec_tag != MKTAG('R', 'V', '3', '0')
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&& st->codec->codec_tag != MKTAG('R', 'V', '4', '0')
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&& st->codec->codec_tag != MKTAG('R', 'V', 'T', 'R'))
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if (st->codec->codec_id == CODEC_ID_NONE) |
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goto fail1; |
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st->codec->width = get_be16(pb); |
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st->codec->height = get_be16(pb); |
| ... | ... | |
| 298 | 319 |
|
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// av_log(s, AV_LOG_DEBUG, "fps= %d fps2= %d\n", fps, fps2); |
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st->codec->time_base.den = fps * st->codec->time_base.num; |
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//XXX: do we really need that? |
|
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switch(((uint8_t*)st->codec->extradata)[4]>>4){
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case 1: st->codec->codec_id = CODEC_ID_RV10; break; |
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case 2: st->codec->codec_id = CODEC_ID_RV20; break; |
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