* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
+#include <inttypes.h>
+
#include "libavutil/avstring.h"
+#include "libavutil/channel_layout.h"
+#include "libavutil/internal.h"
#include "libavutil/intreadwrite.h"
#include "libavutil/dict.h"
#include "avformat.h"
#include "internal.h"
-#include "riff.h"
+#include "rmsipr.h"
#include "rm.h"
-#define DEINT_ID_GENR MKTAG('g', 'e', 'n', 'r') ///< interleaving for Cooker/Atrac
+#define DEINT_ID_GENR MKTAG('g', 'e', 'n', 'r') ///< interleaving for Cooker/ATRAC
#define DEINT_ID_INT0 MKTAG('I', 'n', 't', '0') ///< no interleaving needed
#define DEINT_ID_INT4 MKTAG('I', 'n', 't', '4') ///< interleaving for 28.8
#define DEINT_ID_SIPR MKTAG('s', 'i', 'p', 'r') ///< interleaving for Sipro
int audio_pkt_cnt; ///< Output packet counter
} RMDemuxContext;
-static const unsigned char sipr_swaps[38][2] = {
- { 0, 63 }, { 1, 22 }, { 2, 44 }, { 3, 90 },
- { 5, 81 }, { 7, 31 }, { 8, 86 }, { 9, 58 },
- { 10, 36 }, { 12, 68 }, { 13, 39 }, { 14, 73 },
- { 15, 53 }, { 16, 69 }, { 17, 57 }, { 19, 88 },
- { 20, 34 }, { 21, 71 }, { 24, 46 }, { 25, 94 },
- { 26, 54 }, { 28, 75 }, { 29, 50 }, { 32, 70 },
- { 33, 92 }, { 35, 74 }, { 38, 85 }, { 40, 56 },
- { 42, 87 }, { 43, 65 }, { 45, 59 }, { 48, 79 },
- { 49, 93 }, { 51, 89 }, { 55, 95 }, { 61, 76 },
- { 67, 83 }, { 77, 80 }
-};
-
-const unsigned char ff_sipr_subpk_size[4] = { 29, 19, 37, 20 };
-
static inline void get_strl(AVIOContext *pb, char *buf, int buf_size, int len)
{
int i;
{
if (size >= 1<<24)
return -1;
- avctx->extradata = av_malloc(size + FF_INPUT_BUFFER_PADDING_SIZE);
+ avctx->extradata = av_mallocz(size + FF_INPUT_BUFFER_PADDING_SIZE);
if (!avctx->extradata)
return AVERROR(ENOMEM);
avctx->extradata_size = avio_read(pb, avctx->extradata, size);
- memset(avctx->extradata + avctx->extradata_size, 0, FF_INPUT_BUFFER_PADDING_SIZE);
if (avctx->extradata_size != size)
return AVERROR(EIO);
return 0;
}
-static void rm_read_metadata(AVFormatContext *s, int wide)
+static void rm_read_metadata(AVFormatContext *s, AVIOContext *pb, int wide)
{
char buf[1024];
int i;
for (i=0; i<FF_ARRAY_ELEMS(ff_rm_metadata); i++) {
- int len = wide ? avio_rb16(s->pb) : avio_r8(s->pb);
- get_strl(s->pb, buf, sizeof(buf), len);
+ int len = wide ? avio_rb16(pb) : avio_r8(pb);
+ get_strl(pb, buf, sizeof(buf), len);
av_dict_set(&s->metadata, ff_rm_metadata[i], buf, 0);
}
}
int header_size = avio_rb16(pb);
int64_t startpos = avio_tell(pb);
avio_skip(pb, 14);
- rm_read_metadata(s, 0);
+ rm_read_metadata(s, pb, 0);
if ((startpos + header_size) >= avio_tell(pb) + 2) {
// fourcc (should always be "lpcJ")
avio_r8(pb);
avio_skip(pb, header_size + startpos - avio_tell(pb));
st->codec->sample_rate = 8000;
st->codec->channels = 1;
+ st->codec->channel_layout = AV_CH_LAYOUT_MONO;
st->codec->codec_type = AVMEDIA_TYPE_AUDIO;
st->codec->codec_id = AV_CODEC_ID_RA_144;
ast->deint_id = DEINT_ID_INT0;
return ret;
}
break;
- default:
- av_strlcpy(st->codec->codec_name, buf, sizeof(st->codec->codec_name));
}
if (ast->deint_id == DEINT_ID_INT4 ||
ast->deint_id == DEINT_ID_GENR ||
case DEINT_ID_VBRF:
break;
default:
- av_log(NULL,0,"Unknown interleaver %X\n", ast->deint_id);
+ av_log(NULL, 0 ,"Unknown interleaver %"PRIX32"\n", ast->deint_id);
return AVERROR_INVALIDDATA;
}
avio_r8(pb);
avio_r8(pb);
avio_r8(pb);
- rm_read_metadata(s, 0);
+ rm_read_metadata(s, pb, 0);
}
}
return 0;
st->codec->codec_tag = avio_rl32(pb);
st->codec->codec_id = ff_codec_get_id(ff_rm_codec_tags,
st->codec->codec_tag);
-// av_log(s, AV_LOG_DEBUG, "%X %X\n", st->codec->codec_tag, MKTAG('R', 'V', '2', '0'));
+ av_dlog(s, "%X %X\n", st->codec->codec_tag, MKTAG('R', 'V', '2', '0'));
if (st->codec->codec_id == AV_CODEC_ID_NONE)
goto fail1;
st->codec->width = avio_rb16(pb);
if ((ret = rm_read_extradata(pb, st->codec, codec_data_size - (avio_tell(pb) - codec_pos))) < 0)
return ret;
- av_reduce(&st->avg_frame_rate.den, &st->avg_frame_rate.num,
- 0x10000, fps, (1 << 30) - 1);
-#if FF_API_R_FRAME_RATE
- st->r_frame_rate = st->avg_frame_rate;
-#endif
+ if (fps > 0) {
+ av_reduce(&st->avg_frame_rate.den, &st->avg_frame_rate.num,
+ 0x10000, fps, (1 << 30) - 1);
+ } else if (s->error_recognition & AV_EF_EXPLODE) {
+ av_log(s, AV_LOG_ERROR, "Invalid framerate\n");
+ return AVERROR_INVALIDDATA;
+ }
}
skip:
flags = avio_rb16(pb); /* flags */
break;
case MKTAG('C', 'O', 'N', 'T'):
- rm_read_metadata(s, 1);
+ rm_read_metadata(s, pb, 1);
break;
case MKTAG('M', 'D', 'P', 'R'):
st = avformat_new_stream(s, NULL);
*pkt= vst->pkt;
vst->pkt.data= NULL;
vst->pkt.size= 0;
+ vst->pkt.buf = NULL;
+#if FF_API_DESTRUCT_PACKET
+FF_DISABLE_DEPRECATION_WARNINGS
+ vst->pkt.destruct = NULL;
+FF_ENABLE_DEPRECATION_WARNINGS
+#endif
if(vst->slices != vst->cur_slice) //FIXME find out how to set slices correct from the begin
memmove(pkt->data + 1 + 8*vst->cur_slice, pkt->data + 1 + 8*vst->slices,
vst->videobufpos - 1 - 8*vst->slices);
}
}
-/**
- * Perform 4-bit block reordering for SIPR data.
- * @todo This can be optimized, e.g. use memcpy() if data blocks are aligned
- */
-void ff_rm_reorder_sipr_data(uint8_t *buf, int sub_packet_h, int framesize)
-{
- int n, bs = sub_packet_h * framesize * 2 / 96; // nibbles per subpacket
-
- for (n = 0; n < 38; n++) {
- int j;
- int i = bs * sipr_swaps[n][0];
- int o = bs * sipr_swaps[n][1];
-
- /* swap 4bit-nibbles of block 'i' with 'o' */
- for (j = 0; j < bs; j++, i++, o++) {
- int x = (buf[i >> 1] >> (4 * (i & 1))) & 0xF,
- y = (buf[o >> 1] >> (4 * (o & 1))) & 0xF;
-
- buf[o >> 1] = (x << (4 * (o & 1))) |
- (buf[o >> 1] & (0xF << (4 * !(o & 1))));
- buf[i >> 1] = (y << (4 * (i & 1))) |
- (buf[i >> 1] & (0xF << (4 * !(i & 1))));
- }
- }
-}
-
int
ff_rm_parse_packet (AVFormatContext *s, AVIOContext *pb,
AVStream *st, RMStream *ast, int len, AVPacket *pkt,
ast->deint_id == DEINT_ID_VBRS)
av_get_packet(pb, pkt, ast->sub_packet_lengths[ast->sub_packet_cnt - rm->audio_pkt_cnt]);
else {
- av_new_packet(pkt, st->codec->block_align);
+ int ret = av_new_packet(pkt, st->codec->block_align);
+ if (ret < 0)
+ return ret;
memcpy(pkt->data, ast->pkt.data + st->codec->block_align * //FIXME avoid this
(ast->sub_packet_h * ast->audio_framesize / st->codec->block_align - rm->audio_pkt_cnt),
st->codec->block_align);
st = s->streams[i];
}
- if(len<0 || s->pb->eof_reached)
+ if (len <= 0 || s->pb->eof_reached)
return AVERROR(EIO);
res = ff_rm_parse_packet (s, s->pb, st, st->priv_data, len, pkt,
}
if((flags&2) && (seq&0x7F) == 1){
-// av_log(s, AV_LOG_DEBUG, "%d %d-%d %"PRId64" %d\n", flags, stream_index2, stream_index, dts, seq);
+ av_dlog(s, "%d %d-%d %"PRId64" %d\n",
+ flags, stream_index2, stream_index, dts, seq);
av_add_index_entry(st, pos, dts, 0, 0, AVINDEX_KEYFRAME);
if(stream_index2 == stream_index)
break;