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Code Issues Releases Activity

ADPCM IMA Radical decoder

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Signed-off-by: James Almer <jamrial@gmail.com>
This commit is contained in:
James Almer
2013-05-10 16:53:50 -03:00
parent e5e86db178
commit 67fad0d221
12 changed files with 61 additions and 3 deletions
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1
Changelog
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@@ -44,6 +44,7 @@ version <next>:
- ADP demuxer
- RSD demuxer
- RedSpark demuxer
- ADPCM IMA Radical decoder
version 1.2:

1
doc/general.texi
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@@ -772,6 +772,7 @@ following image formats are supported:
@tab Used in some Sega Saturn console games.
@item ADPCM IMA Duck DK4 @tab @tab X
@tab Used in some Sega Saturn console games.
@item ADPCM IMA Radical @tab @tab X
@item ADPCM Microsoft @tab X @tab X
@item ADPCM MS IMA @tab X @tab X
@item ADPCM Nintendo Gamecube AFC @tab @tab X

1
libavcodec/Makefile
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@@ -590,6 +590,7 @@ OBJS-$(CONFIG_ADPCM_IMA_ISS_DECODER) += adpcm.o adpcm_data.o
OBJS-$(CONFIG_ADPCM_IMA_OKI_DECODER) += adpcm.o adpcm_data.o
OBJS-$(CONFIG_ADPCM_IMA_QT_DECODER) += adpcm.o adpcm_data.o
OBJS-$(CONFIG_ADPCM_IMA_QT_ENCODER) += adpcmenc.o adpcm_data.o
OBJS-$(CONFIG_ADPCM_IMA_RAD_DECODER) += adpcm.o adpcm_data.o
OBJS-$(CONFIG_ADPCM_IMA_SMJPEG_DECODER) += adpcm.o adpcm_data.o
OBJS-$(CONFIG_ADPCM_IMA_WAV_DECODER) += adpcm.o adpcm_data.o
OBJS-$(CONFIG_ADPCM_IMA_WAV_ENCODER) += adpcmenc.o adpcm_data.o

31
libavcodec/adpcm.c
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@@ -551,6 +551,11 @@ static int get_nb_samples(AVCodecContext *avctx, GetByteContext *gb,
buf_size = FFMIN(buf_size, avctx->block_align);
nb_samples = 1 + (buf_size - 4 * ch) * 2 / ch;
break;
case AV_CODEC_ID_ADPCM_IMA_RAD:
if (avctx->block_align > 0)
buf_size = FFMIN(buf_size, avctx->block_align);
nb_samples = (buf_size - 4 * ch) * 2 / ch;
break;
case AV_CODEC_ID_ADPCM_IMA_WAV:
if (avctx->block_align > 0)
buf_size = FFMIN(buf_size, avctx->block_align);
@@ -912,6 +917,31 @@ static int adpcm_decode_frame(AVCodecContext *avctx, void *data,
*samples++ = adpcm_ima_oki_expand_nibble(&c->status[st], v & 0x0F);
}
break;
case AV_CODEC_ID_ADPCM_IMA_RAD:
for (channel = 0; channel < avctx->channels; channel++) {
cs = &c->status[channel];
cs->step_index = sign_extend(bytestream2_get_le16u(&gb), 16);
cs->predictor = sign_extend(bytestream2_get_le16u(&gb), 16);
if (cs->step_index > 88u){
av_log(avctx, AV_LOG_ERROR, "ERROR: step_index[%d] = %i\n",
channel, cs->step_index);
return AVERROR_INVALIDDATA;
}
}
for (n = 0; n < nb_samples / 2; n++) {
int byte[2];
byte[0] = bytestream2_get_byteu(&gb);
if (st)
byte[1] = bytestream2_get_byteu(&gb);
for(channel = 0; channel < avctx->channels; channel++) {
*samples++ = adpcm_ima_expand_nibble(&c->status[channel], byte[channel] & 0x0F, 3);
}
for(channel = 0; channel < avctx->channels; channel++) {
*samples++ = adpcm_ima_expand_nibble(&c->status[channel], byte[channel] >> 4 , 3);
}
}
break;
case AV_CODEC_ID_ADPCM_IMA_WS:
if (c->vqa_version == 3) {
for (channel = 0; channel < avctx->channels; channel++) {
@@ -1489,6 +1519,7 @@ ADPCM_DECODER(AV_CODEC_ID_ADPCM_IMA_EA_SEAD, sample_fmts_s16, adpcm_ima_ea_sead
ADPCM_DECODER(AV_CODEC_ID_ADPCM_IMA_ISS, sample_fmts_s16, adpcm_ima_iss, "ADPCM IMA Funcom ISS");
ADPCM_DECODER(AV_CODEC_ID_ADPCM_IMA_OKI, sample_fmts_s16, adpcm_ima_oki, "ADPCM IMA Dialogic OKI");
ADPCM_DECODER(AV_CODEC_ID_ADPCM_IMA_QT, sample_fmts_s16p, adpcm_ima_qt, "ADPCM IMA QuickTime");
ADPCM_DECODER(AV_CODEC_ID_ADPCM_IMA_RAD, sample_fmts_s16, adpcm_ima_rad, "ADPCM IMA Radical");
ADPCM_DECODER(AV_CODEC_ID_ADPCM_IMA_SMJPEG, sample_fmts_s16, adpcm_ima_smjpeg, "ADPCM IMA Loki SDL MJPEG");
ADPCM_DECODER(AV_CODEC_ID_ADPCM_IMA_WAV, sample_fmts_s16p, adpcm_ima_wav, "ADPCM IMA WAV");
ADPCM_DECODER(AV_CODEC_ID_ADPCM_IMA_WS, sample_fmts_both, adpcm_ima_ws, "ADPCM IMA Westwood");

1
libavcodec/allcodecs.c
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@@ -437,6 +437,7 @@ void avcodec_register_all(void)
REGISTER_DECODER(ADPCM_IMA_ISS, adpcm_ima_iss);
REGISTER_DECODER(ADPCM_IMA_OKI, adpcm_ima_oki);
REGISTER_ENCDEC (ADPCM_IMA_QT, adpcm_ima_qt);
REGISTER_DECODER(ADPCM_IMA_RAD, adpcm_ima_rad);
REGISTER_DECODER(ADPCM_IMA_SMJPEG, adpcm_ima_smjpeg);
REGISTER_ENCDEC (ADPCM_IMA_WAV, adpcm_ima_wav);
REGISTER_DECODER(ADPCM_IMA_WS, adpcm_ima_ws);

1
libavcodec/avcodec.h
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@@ -363,6 +363,7 @@ enum AVCodecID {
AV_CODEC_ID_ADPCM_AFC = MKBETAG('A','F','C',' '),
AV_CODEC_ID_ADPCM_IMA_OKI = MKBETAG('O','K','I',' '),
AV_CODEC_ID_ADPCM_DTK = MKBETAG('D','T','K',' '),
AV_CODEC_ID_ADPCM_IMA_RAD = MKBETAG('R','A','D',' '),
/* AMR */
AV_CODEC_ID_AMR_NB = 0x12000,

7
libavcodec/codec_desc.c
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@@ -1823,6 +1823,13 @@ static const AVCodecDescriptor codec_descriptors[] = {
.long_name = NULL_IF_CONFIG_SMALL("ADPCM Nintendo Gamecube DTK"),
.props = AV_CODEC_PROP_LOSSY,
},
{
.id = AV_CODEC_ID_ADPCM_IMA_RAD,
.type = AVMEDIA_TYPE_AUDIO,
.name = "adpcm_ima_rad",
.long_name = NULL_IF_CONFIG_SMALL("ADPCM IMA Radical"),
.props = AV_CODEC_PROP_LOSSY,
},
/* AMR */
{

2
libavcodec/utils.c
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@@ -2883,6 +2883,8 @@ int av_get_audio_frame_duration(AVCodecContext *avctx, int frame_bytes)
return blocks * (((ba - 16) * 2 / 3 * 4) / ch);
case AV_CODEC_ID_ADPCM_IMA_DK4:
return blocks * (1 + (ba - 4 * ch) * 2 / ch);
case AV_CODEC_ID_ADPCM_IMA_RAD:
return blocks * ((ba - 4 * ch) * 2 / ch);
case AV_CODEC_ID_ADPCM_MS:
return blocks * (2 + (ba - 7 * ch) * 2 / ch);
}

2
libavcodec/version.h
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@@ -29,7 +29,7 @@
#include "libavutil/avutil.h"
#define LIBAVCODEC_VERSION_MAJOR 55
#define LIBAVCODEC_VERSION_MINOR 8
#define LIBAVCODEC_VERSION_MINOR 9
#define LIBAVCODEC_VERSION_MICRO 100
#define LIBAVCODEC_VERSION_INT AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \

13
libavformat/rsd.c
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@@ -27,6 +27,7 @@
static const AVCodecTag rsd_tags[] = {
{ AV_CODEC_ID_ADPCM_THP, MKTAG('G','A','D','P') },
{ AV_CODEC_ID_ADPCM_IMA_RAD, MKTAG('R','A','D','P') },
{ AV_CODEC_ID_PCM_S16BE, MKTAG('P','C','M','B') },
{ AV_CODEC_ID_PCM_S16LE, MKTAG('P','C','M',' ') },
{ AV_CODEC_ID_NONE, 0 },
@@ -34,7 +35,6 @@ static const AVCodecTag rsd_tags[] = {
static const uint32_t rsd_unsupported_tags[] = {
MKTAG('O','G','G',' '),
MKTAG('R','A','D','P'),
MKTAG('V','A','G',' '),
MKTAG('W','A','D','P'),
MKTAG('X','A','D','P'),
@@ -92,6 +92,11 @@ static int rsd_read_header(AVFormatContext *s)
avio_skip(pb, 4); // Unknown
switch (codec->codec_id) {
case AV_CODEC_ID_ADPCM_IMA_RAD:
codec->block_align = 20 * codec->channels;
if (pb->seekable)
st->duration = av_get_audio_frame_duration(codec, avio_size(pb) - start);
break;
case AV_CODEC_ID_ADPCM_THP:
/* RSD3GADP is mono, so only alloc enough memory
to store the coeff table for a single channel. */
@@ -131,12 +136,16 @@ static int rsd_read_header(AVFormatContext *s)
static int rsd_read_packet(AVFormatContext *s, AVPacket *pkt)
{
AVCodecContext *codec = s->streams[0]->codec;
int ret, size = 1024;
if (url_feof(s->pb))
return AVERROR_EOF;
ret = av_get_packet(s->pb, pkt, size);
if (codec->codec_id == AV_CODEC_ID_ADPCM_IMA_RAD)
ret = av_get_packet(s->pb, pkt, codec->block_align);
else
ret = av_get_packet(s->pb, pkt, size);
if (ret != size) {
if (ret < 0) {

3
tests/fate/adpcm.mak
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@@ -61,6 +61,9 @@ fate-adpcm-ima-iss: CMD = md5 -i $(SAMPLES)/funcom-iss/0004010100.iss -f s16le
FATE_ADPCM-$(call DEMDEC, WAV, ADPCM_IMA_OKI) += fate-adpcm-ima-oki
fate-adpcm-ima-oki: CMD = md5 -i $(SAMPLES)/oki/test.wav -f s16le
FATE_ADPCM-$(call DEMDEC, RSD, ADPCM_IMA_RAD) += fate-adpcm-ima-rad
fate-adpcm-ima-rad: CMD = md5 -i $(SAMPLES)/rsd/hit_run_partial.rsd -f s16le
FATE_ADPCM-$(call DEMDEC, SMJPEG, ADPCM_IMA_SMJPEG) += fate-adpcm-ima-smjpeg
fate-adpcm-ima-smjpeg: CMD = framecrc -i $(SAMPLES)/smjpeg/scenwin.mjpg -vn

1
tests/ref/fate/adpcm-ima-rad Normal file
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@@ -0,0 +1 @@
495f0ae514c28c6bdcbd40811a17e2a5