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Merge commit 'bfcd4b6a1691d20aebc6d2308424c2a88334a9f0'

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* commit 'bfcd4b6a1691d20aebc6d2308424c2a88334a9f0':
  adpcmdec: set AVCodec.sample_fmts
  twinvq: use planar sample format
  ralf: use planar sample format
  mpc7/8: use planar sample format
  iac/imc: use planar sample format
  dcadec: use float planar sample format
  cook: use planar sample format
  atrac3: use float planar sample format
  apedec: output in planar sample format
  8svx: use planar sample format

Conflicts:
	libavcodec/8svx.c
	libavcodec/dcadec.c
	libavcodec/mpc7.c
	libavcodec/mpc8.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2012-10-02 16:25:58 +02:00
commit e88ca80dc3
13 changed files with 211 additions and 271 deletions
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48
libavcodec/8svx.c
View File

@ -58,25 +58,6 @@ static const int8_t exponential[16] = { -128, -64, -32, -16, -8, -4, -2, -1, 0,
#define MAX_FRAME_SIZE 2048
/**
* Interleave samples in buffer containing all left channel samples
* at the beginning, and right channel samples at the end.
* Each sample is assumed to be in signed 8-bit format.
*
* @param size the size in bytes of the dst and src buffer
*/
static void interleave_stereo(uint8_t *dst, const uint8_t *src, int size)
{
uint8_t *dst_end = dst + size;
size = size>>1;
while (dst < dst_end) {
*dst++ = *src;
*dst++ = *(src+size);
src++;
}
}
/**
* Delta decode the compressed values in src, and put the resulting
* decoded n samples in dst.
@ -107,7 +88,8 @@ static int eightsvx_decode_frame(AVCodecContext *avctx, void *data,
int *got_frame_ptr, AVPacket *avpkt)
{
EightSvxContext *esc = avctx->priv_data;
int n, out_data_size, ret;
int n, out_data_size;
int ch, ret;
uint8_t *src, *dst;
/* decode and interleave the first packet */
@ -152,10 +134,7 @@ static int eightsvx_decode_frame(AVCodecContext *avctx, void *data,
deinterleaved_samples = avpkt->data;
}
if (avctx->channels == 2)
interleave_stereo(esc->samples, deinterleaved_samples, esc->samples_size);
else
memcpy(esc->samples, deinterleaved_samples, esc->samples_size);
memcpy(esc->samples, deinterleaved_samples, esc->samples_size);
av_freep(&p);
}
@ -170,11 +149,14 @@ static int eightsvx_decode_frame(AVCodecContext *avctx, void *data,
*got_frame_ptr = 1;
*(AVFrame *)data = esc->frame;
dst = esc->frame.data[0];
src = esc->samples + esc->samples_idx;
out_data_size = esc->frame.nb_samples * avctx->channels;
for (n = out_data_size; n > 0; n--)
*dst++ = *src++ + 128;
out_data_size = esc->frame.nb_samples;
for (ch = 0; ch<avctx->channels; ch++) {
dst = esc->frame.data[ch];
src = esc->samples + esc->samples_idx / avctx->channels + ch * esc->samples_size / avctx->channels;
for (n = out_data_size; n > 0; n--)
*dst++ = *src++ + 128;
}
out_data_size *= avctx->channels;
esc->samples_idx += out_data_size;
return esc->table ?
@ -200,7 +182,7 @@ static av_cold int eightsvx_decode_init(AVCodecContext *avctx)
av_log(avctx, AV_LOG_ERROR, "Invalid codec id %d.\n", avctx->codec->id);
return AVERROR_INVALIDDATA;
}
avctx->sample_fmt = AV_SAMPLE_FMT_U8;
avctx->sample_fmt = AV_SAMPLE_FMT_U8P;
avcodec_get_frame_defaults(&esc->frame);
avctx->coded_frame = &esc->frame;
@ -230,6 +212,8 @@ AVCodec ff_eightsvx_fib_decoder = {
.close = eightsvx_decode_close,
.capabilities = CODEC_CAP_DR1,
.long_name = NULL_IF_CONFIG_SMALL("8SVX fibonacci"),
.sample_fmts = (const enum AVSampleFormat[]) { AV_SAMPLE_FMT_U8P,
AV_SAMPLE_FMT_NONE },
};
#endif
#if CONFIG_EIGHTSVX_EXP_DECODER
@ -243,6 +227,8 @@ AVCodec ff_eightsvx_exp_decoder = {
.close = eightsvx_decode_close,
.capabilities = CODEC_CAP_DR1,
.long_name = NULL_IF_CONFIG_SMALL("8SVX exponential"),
.sample_fmts = (const enum AVSampleFormat[]) { AV_SAMPLE_FMT_U8P,
AV_SAMPLE_FMT_NONE },
};
#endif
#if CONFIG_PCM_S8_PLANAR_DECODER
@ -256,5 +242,7 @@ AVCodec ff_pcm_s8_planar_decoder = {
.decode = eightsvx_decode_frame,
.capabilities = CODEC_CAP_DR1,
.long_name = NULL_IF_CONFIG_SMALL("PCM signed 8-bit planar"),
.sample_fmts = (const enum AVSampleFormat[]) { AV_SAMPLE_FMT_U8P,
AV_SAMPLE_FMT_NONE },
};
#endif

60
libavcodec/adpcm.c
View File

@ -1268,7 +1268,10 @@ static int adpcm_decode_frame(AVCodecContext *avctx, void *data,
}
#define ADPCM_DECODER(id_, name_, long_name_) \
static const enum AVSampleFormat sample_fmts_s16[] = { AV_SAMPLE_FMT_S16,
AV_SAMPLE_FMT_NONE };
#define ADPCM_DECODER(id_, sample_fmts_, name_, long_name_) \
AVCodec ff_ ## name_ ## _decoder = { \
.name = #name_, \
.type = AVMEDIA_TYPE_AUDIO, \
@ -1278,33 +1281,34 @@ AVCodec ff_ ## name_ ## _decoder = { \
.decode = adpcm_decode_frame, \
.capabilities = CODEC_CAP_DR1, \
.long_name = NULL_IF_CONFIG_SMALL(long_name_), \
.sample_fmts = sample_fmts_, \
}
/* Note: Do not forget to add new entries to the Makefile as well. */
ADPCM_DECODER(AV_CODEC_ID_ADPCM_4XM, adpcm_4xm, "ADPCM 4X Movie");
ADPCM_DECODER(AV_CODEC_ID_ADPCM_CT, adpcm_ct, "ADPCM Creative Technology");
ADPCM_DECODER(AV_CODEC_ID_ADPCM_EA, adpcm_ea, "ADPCM Electronic Arts");
ADPCM_DECODER(AV_CODEC_ID_ADPCM_EA_MAXIS_XA, adpcm_ea_maxis_xa, "ADPCM Electronic Arts Maxis CDROM XA");
ADPCM_DECODER(AV_CODEC_ID_ADPCM_EA_R1, adpcm_ea_r1, "ADPCM Electronic Arts R1");
ADPCM_DECODER(AV_CODEC_ID_ADPCM_EA_R2, adpcm_ea_r2, "ADPCM Electronic Arts R2");
ADPCM_DECODER(AV_CODEC_ID_ADPCM_EA_R3, adpcm_ea_r3, "ADPCM Electronic Arts R3");
ADPCM_DECODER(AV_CODEC_ID_ADPCM_EA_XAS, adpcm_ea_xas, "ADPCM Electronic Arts XAS");
ADPCM_DECODER(AV_CODEC_ID_ADPCM_IMA_AMV, adpcm_ima_amv, "ADPCM IMA AMV");
ADPCM_DECODER(AV_CODEC_ID_ADPCM_IMA_APC, adpcm_ima_apc, "ADPCM IMA CRYO APC");
ADPCM_DECODER(AV_CODEC_ID_ADPCM_IMA_DK3, adpcm_ima_dk3, "ADPCM IMA Duck DK3");
ADPCM_DECODER(AV_CODEC_ID_ADPCM_IMA_DK4, adpcm_ima_dk4, "ADPCM IMA Duck DK4");
ADPCM_DECODER(AV_CODEC_ID_ADPCM_IMA_EA_EACS, adpcm_ima_ea_eacs, "ADPCM IMA Electronic Arts EACS");
ADPCM_DECODER(AV_CODEC_ID_ADPCM_IMA_EA_SEAD, adpcm_ima_ea_sead, "ADPCM IMA Electronic Arts SEAD");
ADPCM_DECODER(AV_CODEC_ID_ADPCM_IMA_ISS, adpcm_ima_iss, "ADPCM IMA Funcom ISS");
ADPCM_DECODER(AV_CODEC_ID_ADPCM_IMA_QT, adpcm_ima_qt, "ADPCM IMA QuickTime");
ADPCM_DECODER(AV_CODEC_ID_ADPCM_IMA_SMJPEG, adpcm_ima_smjpeg, "ADPCM IMA Loki SDL MJPEG");
ADPCM_DECODER(AV_CODEC_ID_ADPCM_IMA_WAV, adpcm_ima_wav, "ADPCM IMA WAV");
ADPCM_DECODER(AV_CODEC_ID_ADPCM_IMA_WS, adpcm_ima_ws, "ADPCM IMA Westwood");
ADPCM_DECODER(AV_CODEC_ID_ADPCM_MS, adpcm_ms, "ADPCM Microsoft");
ADPCM_DECODER(AV_CODEC_ID_ADPCM_SBPRO_2, adpcm_sbpro_2, "ADPCM Sound Blaster Pro 2-bit");
ADPCM_DECODER(AV_CODEC_ID_ADPCM_SBPRO_3, adpcm_sbpro_3, "ADPCM Sound Blaster Pro 2.6-bit");
ADPCM_DECODER(AV_CODEC_ID_ADPCM_SBPRO_4, adpcm_sbpro_4, "ADPCM Sound Blaster Pro 4-bit");
ADPCM_DECODER(AV_CODEC_ID_ADPCM_SWF, adpcm_swf, "ADPCM Shockwave Flash");
ADPCM_DECODER(AV_CODEC_ID_ADPCM_THP, adpcm_thp, "ADPCM Nintendo Gamecube THP");
ADPCM_DECODER(AV_CODEC_ID_ADPCM_XA, adpcm_xa, "ADPCM CDROM XA");
ADPCM_DECODER(AV_CODEC_ID_ADPCM_YAMAHA, adpcm_yamaha, "ADPCM Yamaha");
ADPCM_DECODER(AV_CODEC_ID_ADPCM_4XM, sample_fmts_s16, adpcm_4xm, "ADPCM 4X Movie");
ADPCM_DECODER(AV_CODEC_ID_ADPCM_CT, sample_fmts_s16, adpcm_ct, "ADPCM Creative Technology");
ADPCM_DECODER(AV_CODEC_ID_ADPCM_EA, sample_fmts_s16, adpcm_ea, "ADPCM Electronic Arts");
ADPCM_DECODER(AV_CODEC_ID_ADPCM_EA_MAXIS_XA, sample_fmts_s16, adpcm_ea_maxis_xa, "ADPCM Electronic Arts Maxis CDROM XA");
ADPCM_DECODER(AV_CODEC_ID_ADPCM_EA_R1, sample_fmts_s16, adpcm_ea_r1, "ADPCM Electronic Arts R1");
ADPCM_DECODER(AV_CODEC_ID_ADPCM_EA_R2, sample_fmts_s16, adpcm_ea_r2, "ADPCM Electronic Arts R2");
ADPCM_DECODER(AV_CODEC_ID_ADPCM_EA_R3, sample_fmts_s16, adpcm_ea_r3, "ADPCM Electronic Arts R3");
ADPCM_DECODER(AV_CODEC_ID_ADPCM_EA_XAS, sample_fmts_s16, adpcm_ea_xas, "ADPCM Electronic Arts XAS");
ADPCM_DECODER(AV_CODEC_ID_ADPCM_IMA_AMV, sample_fmts_s16, adpcm_ima_amv, "ADPCM IMA AMV");
ADPCM_DECODER(AV_CODEC_ID_ADPCM_IMA_APC, sample_fmts_s16, adpcm_ima_apc, "ADPCM IMA CRYO APC");
ADPCM_DECODER(AV_CODEC_ID_ADPCM_IMA_DK3, sample_fmts_s16, adpcm_ima_dk3, "ADPCM IMA Duck DK3");
ADPCM_DECODER(AV_CODEC_ID_ADPCM_IMA_DK4, sample_fmts_s16, adpcm_ima_dk4, "ADPCM IMA Duck DK4");
ADPCM_DECODER(AV_CODEC_ID_ADPCM_IMA_EA_EACS, sample_fmts_s16, adpcm_ima_ea_eacs, "ADPCM IMA Electronic Arts EACS");
ADPCM_DECODER(AV_CODEC_ID_ADPCM_IMA_EA_SEAD, sample_fmts_s16, adpcm_ima_ea_sead, "ADPCM IMA Electronic Arts 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_QT, sample_fmts_s16, adpcm_ima_qt, "ADPCM IMA QuickTime");
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_s16, adpcm_ima_wav, "ADPCM IMA WAV");
ADPCM_DECODER(AV_CODEC_ID_ADPCM_IMA_WS, sample_fmts_s16, adpcm_ima_ws, "ADPCM IMA Westwood");
ADPCM_DECODER(AV_CODEC_ID_ADPCM_MS, sample_fmts_s16, adpcm_ms, "ADPCM Microsoft");
ADPCM_DECODER(AV_CODEC_ID_ADPCM_SBPRO_2, sample_fmts_s16, adpcm_sbpro_2, "ADPCM Sound Blaster Pro 2-bit");
ADPCM_DECODER(AV_CODEC_ID_ADPCM_SBPRO_3, sample_fmts_s16, adpcm_sbpro_3, "ADPCM Sound Blaster Pro 2.6-bit");
ADPCM_DECODER(AV_CODEC_ID_ADPCM_SBPRO_4, sample_fmts_s16, adpcm_sbpro_4, "ADPCM Sound Blaster Pro 4-bit");
ADPCM_DECODER(AV_CODEC_ID_ADPCM_SWF, sample_fmts_s16, adpcm_swf, "ADPCM Shockwave Flash");
ADPCM_DECODER(AV_CODEC_ID_ADPCM_THP, sample_fmts_s16, adpcm_thp, "ADPCM Nintendo Gamecube THP");
ADPCM_DECODER(AV_CODEC_ID_ADPCM_XA, sample_fmts_s16, adpcm_xa, "ADPCM CDROM XA");
ADPCM_DECODER(AV_CODEC_ID_ADPCM_YAMAHA, sample_fmts_s16, adpcm_yamaha, "ADPCM Yamaha");

39
libavcodec/apedec.c
View File

@ -196,13 +196,13 @@ static av_cold int ape_decode_init(AVCodecContext *avctx)
s->bps = avctx->bits_per_coded_sample;
switch (s->bps) {
case 8:
avctx->sample_fmt = AV_SAMPLE_FMT_U8;
avctx->sample_fmt = AV_SAMPLE_FMT_U8P;
break;
case 16:
avctx->sample_fmt = AV_SAMPLE_FMT_S16;
avctx->sample_fmt = AV_SAMPLE_FMT_S16P;
break;
case 24:
avctx->sample_fmt = AV_SAMPLE_FMT_S32;
avctx->sample_fmt = AV_SAMPLE_FMT_S32P;
break;
default:
av_log_ask_for_sample(avctx, "Unsupported bits per coded sample %d\n",
@ -830,7 +830,7 @@ static int ape_decode_frame(AVCodecContext *avctx, void *data,
uint8_t *sample8;
int16_t *sample16;
int32_t *sample24;
int i, ret;
int i, ch, ret;
int blockstodecode;
int bytes_used = 0;
@ -930,27 +930,24 @@ static int ape_decode_frame(AVCodecContext *avctx, void *data,
switch (s->bps) {
case 8:
sample8 = (uint8_t *)s->frame.data[0];
for (i = 0; i < blockstodecode; i++) {
*sample8++ = (s->decoded[0][i] + 0x80) & 0xff;
if (s->channels == 2)
*sample8++ = (s->decoded[1][i] + 0x80) & 0xff;
for (ch = 0; ch < s->channels; ch++) {
sample8 = (uint8_t *)s->frame.data[ch];
for (i = 0; i < blockstodecode; i++)
*sample8++ = (s->decoded[ch][i] + 0x80) & 0xff;
}
break;
case 16:
sample16 = (int16_t *)s->frame.data[0];
for (i = 0; i < blockstodecode; i++) {
*sample16++ = s->decoded[0][i];
if (s->channels == 2)
*sample16++ = s->decoded[1][i];
for (ch = 0; ch < s->channels; ch++) {
sample16 = (int16_t *)s->frame.data[ch];
for (i = 0; i < blockstodecode; i++)
*sample16++ = s->decoded[ch][i];
}
break;
case 24:
sample24 = (int32_t *)s->frame.data[0];
for (i = 0; i < blockstodecode; i++) {
*sample24++ = s->decoded[0][i] << 8;
if (s->channels == 2)
*sample24++ = s->decoded[1][i] << 8;
for (ch = 0; ch < s->channels; ch++) {
sample24 = (int32_t *)s->frame.data[ch];
for (i = 0; i < blockstodecode; i++)
*sample24++ = s->decoded[ch][i] << 8;
}
break;
}
@ -995,5 +992,9 @@ AVCodec ff_ape_decoder = {
.capabilities = CODEC_CAP_SUBFRAMES | CODEC_CAP_DELAY | CODEC_CAP_DR1,
.flush = ape_flush,
.long_name = NULL_IF_CONFIG_SMALL("Monkey's Audio"),
.sample_fmts = (const enum AVSampleFormat[]) { AV_SAMPLE_FMT_U8P,
AV_SAMPLE_FMT_S16P,
AV_SAMPLE_FMT_S32P,
AV_SAMPLE_FMT_NONE },
.priv_class = &ape_decoder_class,
};

44
libavcodec/atrac3.c
View File

@ -112,7 +112,6 @@ typedef struct {
//@}
//@{
/** data buffers */
float *outSamples[2];
uint8_t* decoded_bytes_buffer;
float tempBuf[1070];
//@}
@ -198,7 +197,7 @@ static int decode_bytes(const uint8_t* inbuffer, uint8_t* out, int bytes){
}
static av_cold int init_atrac3_transforms(ATRAC3Context *q, int is_float) {
static av_cold int init_atrac3_transforms(ATRAC3Context *q) {
float enc_window[256];
int i;
@ -214,7 +213,7 @@ static av_cold int init_atrac3_transforms(ATRAC3Context *q, int is_float) {
}
/* Initialize the MDCT transform. */
return ff_mdct_init(&q->mdct_ctx, 9, 1, is_float ? 1.0 / 32768 : 1.0);
return ff_mdct_init(&q->mdct_ctx, 9, 1, 1.0 / 32768);
}
/**
@ -227,7 +226,6 @@ static av_cold int atrac3_decode_close(AVCodecContext *avctx)
av_free(q->pUnits);
av_free(q->decoded_bytes_buffer);
av_freep(&q->outSamples[0]);
ff_mdct_end(&q->mdct_ctx);
@ -838,8 +836,6 @@ static int atrac3_decode_frame(AVCodecContext *avctx, void *data,
ATRAC3Context *q = avctx->priv_data;
int result;
const uint8_t* databuf;
float *samples_flt;
int16_t *samples_s16;
if (buf_size < avctx->block_align) {
av_log(avctx, AV_LOG_ERROR,
@ -853,8 +849,6 @@ static int atrac3_decode_frame(AVCodecContext *avctx, void *data,
av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
return result;
}
samples_flt = (float *)q->frame.data[0];
samples_s16 = (int16_t *)q->frame.data[0];
/* Check if we need to descramble and what buffer to pass on. */
if (q->scrambled_stream) {
@ -864,27 +858,13 @@ static int atrac3_decode_frame(AVCodecContext *avctx, void *data,
databuf = buf;
}
if (q->channels == 1 && avctx->sample_fmt == AV_SAMPLE_FMT_FLT)
result = decodeFrame(q, databuf, &samples_flt);
else
result = decodeFrame(q, databuf, q->outSamples);
result = decodeFrame(q, databuf, (float **)q->frame.extended_data);
if (result != 0) {
av_log(NULL,AV_LOG_ERROR,"Frame decoding error!\n");
return result;
}
/* interleave */
if (q->channels == 2 && avctx->sample_fmt == AV_SAMPLE_FMT_FLT) {
q->fmt_conv.float_interleave(samples_flt,
(const float **)q->outSamples,
SAMPLES_PER_FRAME, 2);
} else if (avctx->sample_fmt == AV_SAMPLE_FMT_S16) {
q->fmt_conv.float_to_int16_interleave(samples_s16,
(const float **)q->outSamples,
SAMPLES_PER_FRAME, q->channels);
}
*got_frame_ptr = 1;
*(AVFrame *)data = q->frame;
@ -1006,12 +986,9 @@ static av_cold int atrac3_decode_init(AVCodecContext *avctx)
vlcs_initialized = 1;
}
if (avctx->request_sample_fmt == AV_SAMPLE_FMT_FLT)
avctx->sample_fmt = AV_SAMPLE_FMT_FLT;
else
avctx->sample_fmt = AV_SAMPLE_FMT_S16;
avctx->sample_fmt = AV_SAMPLE_FMT_FLTP;
if ((ret = init_atrac3_transforms(q, avctx->sample_fmt == AV_SAMPLE_FMT_FLT))) {
if ((ret = init_atrac3_transforms(q))) {
av_log(avctx, AV_LOG_ERROR, "Error initializing MDCT\n");
av_freep(&q->decoded_bytes_buffer);
return ret;
@ -1049,15 +1026,6 @@ static av_cold int atrac3_decode_init(AVCodecContext *avctx)
return AVERROR(ENOMEM);
}
if (avctx->channels > 1 || avctx->sample_fmt == AV_SAMPLE_FMT_S16) {
q->outSamples[0] = av_mallocz(SAMPLES_PER_FRAME * avctx->channels * sizeof(*q->outSamples[0]));
q->outSamples[1] = q->outSamples[0] + SAMPLES_PER_FRAME;
if (!q->outSamples[0]) {
atrac3_decode_close(avctx);
return AVERROR(ENOMEM);
}
}
avcodec_get_frame_defaults(&q->frame);
avctx->coded_frame = &q->frame;
@ -1076,4 +1044,6 @@ AVCodec ff_atrac3_decoder =
.decode = atrac3_decode_frame,
.capabilities = CODEC_CAP_SUBFRAMES | CODEC_CAP_DR1,
.long_name = NULL_IF_CONFIG_SMALL("Atrac 3 (Adaptive TRansform Acoustic Coding 3)"),
.sample_fmts = (const enum AVSampleFormat[]) { AV_SAMPLE_FMT_FLTP,
AV_SAMPLE_FMT_NONE },
};

40
libavcodec/cook.c
View File

@ -119,9 +119,10 @@ typedef struct cook {
void (*interpolate)(struct cook *q, float *buffer,
int gain_index, int gain_index_next);
void (*saturate_output)(struct cook *q, int chan, float *out);
void (*saturate_output)(struct cook *q, float *out);
AVCodecContext* avctx;
DSPContext dsp;
AVFrame frame;
GetBitContext gb;
/* stream data */
@ -887,18 +888,15 @@ static inline void decode_bytes_and_gain(COOKContext *q, COOKSubpacket *p,
* Saturate the output signal and interleave.
*
* @param q pointer to the COOKContext
* @param chan channel to saturate
* @param out pointer to the output vector
*/
static void saturate_output_float(COOKContext *q, int chan, float *out)
static void saturate_output_float(COOKContext *q, float *out)
{
int j;
float *output = q->mono_mdct_output + q->samples_per_channel;
for (j = 0; j < q->samples_per_channel; j++) {
out[chan + q->nb_channels * j] = av_clipf(output[j], -1.0, 1.0);
}
q->dsp.vector_clipf(out, q->mono_mdct_output + q->samples_per_channel,
-1.0f, 1.0f, FFALIGN(q->samples_per_channel, 8));
}
/**
* Final part of subpacket decoding:
* Apply modulated lapped transform, gain compensation,
@ -909,15 +907,14 @@ static void saturate_output_float(COOKContext *q, int chan, float *out)
* @param gains_ptr array of current/prev gain pointers
* @param previous_buffer pointer to the previous buffer to be used for overlapping
* @param out pointer to the output buffer
* @param chan 0: left or single channel, 1: right channel
*/
static inline void mlt_compensate_output(COOKContext *q, float *decode_buffer,
cook_gains *gains_ptr, float *previous_buffer,
float *out, int chan)
float *out)
{
imlt_gain(q, decode_buffer, gains_ptr, previous_buffer);
if (out)
q->saturate_output(q, chan, out);
q->saturate_output(q, out);
}
@ -930,7 +927,7 @@ static inline void mlt_compensate_output(COOKContext *q, float *decode_buffer,
* @param outbuffer pointer to the outbuffer
*/
static int decode_subpacket(COOKContext *q, COOKSubpacket *p,
const uint8_t *inbuffer, float *outbuffer)
const uint8_t *inbuffer, float **outbuffer)
{
int sub_packet_size = p->size;
int res;
@ -953,15 +950,18 @@ static int decode_subpacket(COOKContext *q, COOKSubpacket *p,
}
mlt_compensate_output(q, q->decode_buffer_1, &p->gains1,
p->mono_previous_buffer1, outbuffer, p->ch_idx);
p->mono_previous_buffer1,
outbuffer ? outbuffer[p->ch_idx] : NULL);
if (p->num_channels == 2)
if (p->joint_stereo)
mlt_compensate_output(q, q->decode_buffer_2, &p->gains1,
p->mono_previous_buffer2, outbuffer, p->ch_idx + 1);
p->mono_previous_buffer2,
outbuffer ? outbuffer[p->ch_idx + 1] : NULL);
else
mlt_compensate_output(q, q->decode_buffer_2, &p->gains2,
p->mono_previous_buffer2, outbuffer, p->ch_idx + 1);
p->mono_previous_buffer2,
outbuffer ? outbuffer[p->ch_idx + 1] : NULL);
return 0;
}
@ -978,7 +978,7 @@ static int cook_decode_frame(AVCodecContext *avctx, void *data,
const uint8_t *buf = avpkt->data;
int buf_size = avpkt->size;
COOKContext *q = avctx->priv_data;
float *samples = NULL;
float **samples = NULL;
int i, ret;
int offset = 0;
int chidx = 0;
@ -993,7 +993,7 @@ static int cook_decode_frame(AVCodecContext *avctx, void *data,
av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
return ret;
}
samples = (float *) q->frame.data[0];
samples = (float **)q->frame.extended_data;
}
/* estimate subpacket sizes */
@ -1110,6 +1110,8 @@ static av_cold int cook_decode_init(AVCodecContext *avctx)
/* Initialize RNG. */
av_lfg_init(&q->random_state, 0);
ff_dsputil_init(&q->dsp, avctx);
while (edata_ptr < edata_ptr_end) {
/* 8 for mono, 16 for stereo, ? for multichannel
Swap to right endianness so we don't need to care later on. */
@ -1290,7 +1292,7 @@ static av_cold int cook_decode_init(AVCodecContext *avctx)
return AVERROR_PATCHWELCOME;
}
avctx->sample_fmt = AV_SAMPLE_FMT_FLT;
avctx->sample_fmt = AV_SAMPLE_FMT_FLTP;
if (channel_mask)
avctx->channel_layout = channel_mask;
else
@ -1315,4 +1317,6 @@ AVCodec ff_cook_decoder = {
.decode = cook_decode_frame,
.capabilities = CODEC_CAP_DR1,
.long_name = NULL_IF_CONFIG_SMALL("Cook / Cooker / Gecko (RealAudio G2)"),
.sample_fmts = (const enum AVSampleFormat[]) { AV_SAMPLE_FMT_FLTP,
AV_SAMPLE_FMT_NONE },
};

128
libavcodec/dcadec.c
View File

@ -417,11 +417,9 @@ typedef struct {
DECLARE_ALIGNED(32, float, raXin)[32];
int output; ///< type of output
float scale_bias; ///< output scale
DECLARE_ALIGNED(32, float, subband_samples)[DCA_BLOCKS_MAX][DCA_PRIM_CHANNELS_MAX][DCA_SUBBANDS][8];
DECLARE_ALIGNED(32, float, samples)[(DCA_PRIM_CHANNELS_MAX + 1) * 256];
const float *samples_chanptr[DCA_PRIM_CHANNELS_MAX + 1];
float *samples_chanptr[DCA_PRIM_CHANNELS_MAX + 1];
uint8_t dca_buffer[DCA_MAX_FRAME_SIZE + DCA_MAX_EXSS_HEADER_SIZE + DCA_BUFFER_PADDING_SIZE];
int dca_buffer_size; ///< how much data is in the dca_buffer
@ -1169,20 +1167,20 @@ static void lfe_interpolation_fir(DCAContext *s, int decimation_select,
}
/* downmixing routines */
#define MIX_REAR1(samples, si1, rs, coef) \
samples[i] += samples[si1] * coef[rs][0]; \
samples[i+256] += samples[si1] * coef[rs][1];
#define MIX_REAR1(samples, s1, rs, coef) \
samples[0][i] += samples[s1][i] * coef[rs][0]; \
samples[1][i] += samples[s1][i] * coef[rs][1];
#define MIX_REAR2(samples, si1, si2, rs, coef) \
samples[i] += samples[si1] * coef[rs][0] + samples[si2] * coef[rs + 1][0]; \
samples[i+256] += samples[si1] * coef[rs][1] + samples[si2] * coef[rs + 1][1];
#define MIX_REAR2(samples, s1, s2, rs, coef) \
samples[0][i] += samples[s1][i] * coef[rs][0] + samples[s2][i] * coef[rs + 1][0]; \
samples[1][i] += samples[s1][i] * coef[rs][1] + samples[s2][i] * coef[rs + 1][1];
#define MIX_FRONT3(samples, coef) \
t = samples[i + c]; \
u = samples[i + l]; \
v = samples[i + r]; \
samples[i] = t * coef[0][0] + u * coef[1][0] + v * coef[2][0]; \
samples[i+256] = t * coef[0][1] + u * coef[1][1] + v * coef[2][1];
t = samples[c][i]; \
u = samples[l][i]; \
v = samples[r][i]; \
samples[0][i] = t * coef[0][0] + u * coef[1][0] + v * coef[2][0]; \
samples[1][i] = t * coef[0][1] + u * coef[1][1] + v * coef[2][1];
#define DOWNMIX_TO_STEREO(op1, op2) \
for (i = 0; i < 256; i++) { \
@ -1190,7 +1188,7 @@ static void lfe_interpolation_fir(DCAContext *s, int decimation_select,
op2 \
}
static void dca_downmix(float *samples, int srcfmt,
static void dca_downmix(float **samples, int srcfmt,
int downmix_coef[DCA_PRIM_CHANNELS_MAX][2],
const int8_t *channel_mapping)
{
@ -1215,36 +1213,36 @@ static void dca_downmix(float *samples, int srcfmt,
case DCA_STEREO:
break;
case DCA_3F:
c = channel_mapping[0] * 256;
l = channel_mapping[1] * 256;
r = channel_mapping[2] * 256;
c = channel_mapping[0];
l = channel_mapping[1];
r = channel_mapping[2];
DOWNMIX_TO_STEREO(MIX_FRONT3(samples, coef), );
break;
case DCA_2F1R:
s = channel_mapping[2] * 256;
DOWNMIX_TO_STEREO(MIX_REAR1(samples, i + s, 2, coef), );
s = channel_mapping[2];
DOWNMIX_TO_STEREO(MIX_REAR1(samples, s, 2, coef), );
break;
case DCA_3F1R:
c = channel_mapping[0] * 256;
l = channel_mapping[1] * 256;
r = channel_mapping[2] * 256;
s = channel_mapping[3] * 256;
c = channel_mapping[0];
l = channel_mapping[1];
r = channel_mapping[2];
s = channel_mapping[3];
DOWNMIX_TO_STEREO(MIX_FRONT3(samples, coef),
MIX_REAR1(samples, i + s, 3, coef));
MIX_REAR1(samples, s, 3, coef));
break;
case DCA_2F2R:
sl = channel_mapping[2] * 256;
sr = channel_mapping[3] * 256;
DOWNMIX_TO_STEREO(MIX_REAR2(samples, i + sl, i + sr, 2, coef), );
sl = channel_mapping[2];
sr = channel_mapping[3];
DOWNMIX_TO_STEREO(MIX_REAR2(samples, sl, sr, 2, coef), );
break;
case DCA_3F2R:
c = channel_mapping[0] * 256;
l = channel_mapping[1] * 256;
r = channel_mapping[2] * 256;
sl = channel_mapping[3] * 256;
sr = channel_mapping[4] * 256;
c = channel_mapping[0];
l = channel_mapping[1];
r = channel_mapping[2];
sl = channel_mapping[3];
sr = channel_mapping[4];
DOWNMIX_TO_STEREO(MIX_FRONT3(samples, coef),
MIX_REAR2(samples, i + sl, i + sr, 3, coef));
MIX_REAR2(samples, sl, sr, 3, coef));
break;
}
}
@ -1441,21 +1439,21 @@ static int dca_filter_channels(DCAContext *s, int block_index)
/* static float pcm_to_double[8] = { 32768.0, 32768.0, 524288.0, 524288.0,
0, 8388608.0, 8388608.0 };*/
qmf_32_subbands(s, k, subband_samples[k],
&s->samples[256 * s->channel_order_tab[k]],
M_SQRT1_2 * s->scale_bias /* pcm_to_double[s->source_pcm_res] */);
s->samples_chanptr[s->channel_order_tab[k]],
M_SQRT1_2 / 32768.0 /* pcm_to_double[s->source_pcm_res] */);
}
/* Down mixing */
if (s->avctx->request_channels == 2 && s->prim_channels > 2) {
dca_downmix(s->samples, s->amode, s->downmix_coef, s->channel_order_tab);
dca_downmix(s->samples_chanptr, s->amode, s->downmix_coef, s->channel_order_tab);
}
/* Generate LFE samples for this subsubframe FIXME!!! */
if (s->output & DCA_LFE) {
lfe_interpolation_fir(s, s->lfe, 2 * s->lfe,
s->lfe_data + 2 * s->lfe * (block_index + 4),
&s->samples[256 * s->lfe_index],
(1.0 / 256.0) * s->scale_bias);
s->samples_chanptr[s->lfe_index],
1.0 / (256.0 * 32768.0));
/* Outputs 20bits pcm samples */
}
@ -2067,10 +2065,9 @@ static int dca_decode_frame(AVCodecContext *avctx, void *data,
int lfe_samples;
int num_core_channels = 0;
int i, ret;
float *samples_flt;
float **samples_flt;
float *src_chan;
float *dst_chan;
int16_t *samples_s16;
DCAContext *s = avctx->priv_data;
int core_ss_end;
int channels;
@ -2081,7 +2078,6 @@ static int dca_decode_frame(AVCodecContext *avctx, void *data,
int lavc;
int posn;
int j, k;
int ch;
int endch;
s->xch_present = 0;
@ -2342,19 +2338,23 @@ static int dca_decode_frame(AVCodecContext *avctx, void *data,
av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
return ret;
}
samples_flt = (float *) s->frame.data[0];
samples_s16 = (int16_t *) s->frame.data[0];
samples_flt = (float **) s->frame.extended_data;
/* filter to get final output */
for (i = 0; i < (s->sample_blocks / 8); i++) {
int ch;
for (ch = 0; ch < channels; ch++)
s->samples_chanptr[ch] = samples_flt[ch] + i * 256;
dca_filter_channels(s, i);
/* If this was marked as a DTS-ES stream we need to subtract back- */
/* channel from SL & SR to remove matrixed back-channel signal */
if ((s->source_pcm_res & 1) && s->xch_present) {
float *back_chan = s->samples + s->channel_order_tab[s->xch_base_channel] * 256;
float *lt_chan = s->samples + s->channel_order_tab[s->xch_base_channel - 2] * 256;
float *rt_chan = s->samples + s->channel_order_tab[s->xch_base_channel - 1] * 256;
float *back_chan = s->samples_chanptr[s->channel_order_tab[s->xch_base_channel]];
float *lt_chan = s->samples_chanptr[s->channel_order_tab[s->xch_base_channel - 2]];
float *rt_chan = s->samples_chanptr[s->channel_order_tab[s->xch_base_channel - 1]];
s->fdsp.vector_fmac_scalar(lt_chan, back_chan, -M_SQRT1_2, 256);
s->fdsp.vector_fmac_scalar(rt_chan, back_chan, -M_SQRT1_2, 256);
}
@ -2370,12 +2370,12 @@ static int dca_decode_frame(AVCodecContext *avctx, void *data,
/* undo downmix */
for (j = ch; j < endch; j++) {
if (mask & (1 << j)) { /* this channel has been mixed-out */
src_chan = s->samples + s->channel_order_tab[j] * 256;
src_chan = s->samples_chanptr[s->channel_order_tab[j]];
for (k = 0; k < endch; k++) {
achan = s->channel_order_tab[k];
scale = s->xxch_dmix_coeff[j][k];
if (scale != 0.0) {
dst_chan = s->samples + achan * 256;
dst_chan = s->samples_chanptr[achan];
s->fdsp.vector_fmac_scalar(dst_chan, src_chan,
-scale, 256);
}
@ -2388,14 +2388,14 @@ static int dca_decode_frame(AVCodecContext *avctx, void *data,
scale = s->xxch_dmix_sf[chset];
for (j = 0; j < ch; j++) {
src_chan = s->samples + s->channel_order_tab[j] * 256;
src_chan = s->samples_chanptr[s->channel_order_tab[j]];
for (k = 0; k < 256; k++)
src_chan[k] *= scale;
}
/* LFE channel is always part of core, scale if it exists */
if (s->lfe) {
src_chan = s->samples + s->lfe_index * 256;
src_chan = s->samples_chanptr[s->lfe_index];
for (k = 0; k < 256; k++)
src_chan[k] *= scale;
}
@ -2405,17 +2405,6 @@ static int dca_decode_frame(AVCodecContext *avctx, void *data,
}
}
if (avctx->sample_fmt == AV_SAMPLE_FMT_FLT) {
s->fmt_conv.float_interleave(samples_flt, s->samples_chanptr, 256,
channels);
samples_flt += 256 * channels;
} else {
s->fmt_conv.float_to_int16_interleave(samples_s16,
s->samples_chanptr, 256,
channels);
samples_s16 += 256 * channels;
}
}
/* update lfe history */
@ -2440,7 +2429,6 @@ static int dca_decode_frame(AVCodecContext *avctx, void *data,
static av_cold int dca_decode_init(AVCodecContext *avctx)
{
DCAContext *s = avctx->priv_data;
int i;
s->avctx = avctx;
dca_init_vlcs();
@ -2451,16 +2439,7 @@ static av_cold int dca_decode_init(AVCodecContext *avctx)
ff_dcadsp_init(&s->dcadsp);
ff_fmt_convert_init(&s->fmt_conv, avctx);
for (i = 0; i < DCA_PRIM_CHANNELS_MAX + 1; i++)
s->samples_chanptr[i] = s->samples + i * 256;
if (avctx->request_sample_fmt == AV_SAMPLE_FMT_FLT) {
avctx->sample_fmt = AV_SAMPLE_FMT_FLT;
s->scale_bias = 1.0 / 32768.0;
} else {
avctx->sample_fmt = AV_SAMPLE_FMT_S16;
s->scale_bias = 1.0;
}
avctx->sample_fmt = AV_SAMPLE_FMT_FLTP;
/* allow downmixing to stereo */
if (avctx->channels > 0 && avctx->request_channels < avctx->channels &&
@ -2500,8 +2479,7 @@ AVCodec ff_dca_decoder = {
.close = dca_decode_end,
.long_name = NULL_IF_CONFIG_SMALL("DCA (DTS Coherent Acoustics)"),
.capabilities = CODEC_CAP_CHANNEL_CONF | CODEC_CAP_DR1,
.sample_fmts = (const enum AVSampleFormat[]) { AV_SAMPLE_FMT_FLT,
AV_SAMPLE_FMT_S16,
.sample_fmts = (const enum AVSampleFormat[]) { AV_SAMPLE_FMT_FLTP,
AV_SAMPLE_FMT_NONE },
.profiles = NULL_IF_CONFIG_SMALL(profiles),
};

26
libavcodec/imc.c
View File

@ -242,7 +242,7 @@ static av_cold int imc_decode_init(AVCodecContext *avctx)
return ret;
}
ff_dsputil_init(&q->dsp, avctx);
avctx->sample_fmt = AV_SAMPLE_FMT_FLT;
avctx->sample_fmt = AV_SAMPLE_FMT_FLTP;
avctx->channel_layout = avctx->channels == 1 ? AV_CH_LAYOUT_MONO
: AV_CH_LAYOUT_STEREO;
@ -662,7 +662,7 @@ static void imc_imdct256(IMCContext *q, IMCChannel *chctx, int channels)
int i;
float re, im;
float *dst1 = q->out_samples;
float *dst2 = q->out_samples + (COEFFS - 1) * channels;
float *dst2 = q->out_samples + (COEFFS - 1);
/* prerotation */
for (i = 0; i < COEFFS / 2; i++) {
@ -684,8 +684,8 @@ static void imc_imdct256(IMCContext *q, IMCChannel *chctx, int channels)
+ (q->mdct_sine_window[i * 2] * re);
*dst2 = (q->mdct_sine_window[i * 2] * chctx->last_fft_im[i])
- (q->mdct_sine_window[COEFFS - 1 - i * 2] * re);
dst1 += channels * 2;
dst2 -= channels * 2;
dst1 += 2;
dst2 -= 2;
chctx->last_fft_im[i] = im;
}
}
@ -786,7 +786,6 @@ static int imc_decode_block(AVCodecContext *avctx, IMCContext *q, int ch)
chctx->decoder_reset = 1;
if (chctx->decoder_reset) {
memset(q->out_samples, 0, COEFFS * sizeof(*q->out_samples));
for (i = 0; i < BANDS; i++)
chctx->old_floor[i] = 1.0;
for (i = 0; i < COEFFS; i++)
@ -945,7 +944,7 @@ static int imc_decode_frame(AVCodecContext *avctx, void *data,
}
for (i = 0; i < avctx->channels; i++) {
q->out_samples = (float*)q->frame.data[0] + i;
q->out_samples = (float *)q->frame.extended_data[i];
q->dsp.bswap16_buf(buf16, (const uint16_t*)buf, IMC_BLOCK_SIZE / 2);
@ -958,15 +957,8 @@ static int imc_decode_frame(AVCodecContext *avctx, void *data,
}
if (avctx->channels == 2) {
float *src = (float*)q->frame.data[0], t1, t2;
for (i = 0; i < COEFFS; i++) {
t1 = src[0];
t2 = src[1];
src[0] = t1 + t2;
src[1] = t1 - t2;
src += 2;
}
q->dsp.butterflies_float((float *)q->frame.extended_data[0],
(float *)q->frame.extended_data[1], COEFFS);
}
*got_frame_ptr = 1;
@ -996,6 +988,8 @@ AVCodec ff_imc_decoder = {
.decode = imc_decode_frame,
.capabilities = CODEC_CAP_DR1,
.long_name = NULL_IF_CONFIG_SMALL("IMC (Intel Music Coder)"),
.sample_fmts = (const enum AVSampleFormat[]) { AV_SAMPLE_FMT_FLTP,
AV_SAMPLE_FMT_NONE },
};
#endif
#if CONFIG_IAC_DECODER
@ -1009,5 +1003,7 @@ AVCodec ff_iac_decoder = {
.decode = imc_decode_frame,
.capabilities = CODEC_CAP_DR1,
.long_name = NULL_IF_CONFIG_SMALL("IAC (Indeo Audio Coder)"),
.sample_fmts = (const enum AVSampleFormat[]) { AV_SAMPLE_FMT_FLTP,
AV_SAMPLE_FMT_NONE },
};
#endif

14
libavcodec/mpc.c
View File

@ -43,28 +43,24 @@ void ff_mpc_init(void)
/**
* Process decoded Musepack data and produce PCM
*/
static void mpc_synth(MPCContext *c, int16_t *out, int channels)
static void mpc_synth(MPCContext *c, int16_t **out, int channels)
{
int dither_state = 0;
int i, ch;
OUT_INT samples[MPA_MAX_CHANNELS * MPA_FRAME_SIZE], *samples_ptr;
for(ch = 0; ch < channels; ch++){
samples_ptr = samples + ch;
for(i = 0; i < SAMPLES_PER_BAND; i++) {
ff_mpa_synth_filter_fixed(&c->mpadsp,
c->synth_buf[ch], &(c->synth_buf_offset[ch]),
ff_mpa_synth_window_fixed, &dither_state,
samples_ptr, channels,
out[ch] + 32 * i, 1,
c->sb_samples[ch][i]);
samples_ptr += 32 * channels;
}
}
for(i = 0; i < MPC_FRAME_SIZE*channels; i++)
*out++=samples[i];
}
void ff_mpc_dequantize_and_synth(MPCContext * c, int maxband, void *data, int channels)
void ff_mpc_dequantize_and_synth(MPCContext * c, int maxband, int16_t **out,
int channels)
{
int i, j, ch;
Band *bands = c->bands;
@ -100,5 +96,5 @@ void ff_mpc_dequantize_and_synth(MPCContext * c, int maxband, void *data, int ch
}
}
mpc_synth(c, data, channels);
mpc_synth(c, out, channels);
}

2
libavcodec/mpc.h
View File

@ -73,6 +73,6 @@ typedef struct {
} MPCContext;
void ff_mpc_init(void);
void ff_mpc_dequantize_and_synth(MPCContext *c, int maxband, void *dst, int channels);
void ff_mpc_dequantize_and_synth(MPCContext *c, int maxband, int16_t **out, int channels);
#endif /* AVCODEC_MPC_H */

6
libavcodec/mpc7.c
View File

@ -90,7 +90,7 @@ static av_cold int mpc7_decode_init(AVCodecContext * avctx)
c->IS, c->MSS, c->gapless, c->lastframelen, c->maxbands);
c->frames_to_skip = 0;
avctx->sample_fmt = AV_SAMPLE_FMT_S16;
avctx->sample_fmt = AV_SAMPLE_FMT_S16P;
avctx->channel_layout = AV_CH_LAYOUT_STEREO;
avcodec_get_frame_defaults(&c->frame);
@ -293,7 +293,7 @@ static int mpc7_decode_frame(AVCodecContext * avctx, void *data,
for(ch = 0; ch < 2; ch++)
idx_to_quant(c, &gb, bands[i].res[ch], c->Q[ch] + off);
ff_mpc_dequantize_and_synth(c, mb, c->frame.data[0], 2);
ff_mpc_dequantize_and_synth(c, mb, (int16_t **)c->frame.extended_data, 2);
if(last_frame)
c->frame.nb_samples = c->lastframelen;
@ -342,4 +342,6 @@ AVCodec ff_mpc7_decoder = {
.flush = mpc7_decode_flush,
.capabilities = CODEC_CAP_DR1,
.long_name = NULL_IF_CONFIG_SMALL("Musepack SV7"),
.sample_fmts = (const enum AVSampleFormat[]) { AV_SAMPLE_FMT_S16P,
AV_SAMPLE_FMT_NONE },
};

7
libavcodec/mpc8.c
View File

@ -139,7 +139,7 @@ static av_cold int mpc8_decode_init(AVCodecContext * avctx)
c->MSS = get_bits1(&gb);
c->frames = 1 << (get_bits(&gb, 3) * 2);
avctx->sample_fmt = AV_SAMPLE_FMT_S16;
avctx->sample_fmt = AV_SAMPLE_FMT_S16P;
avctx->channel_layout = (channels==2) ? AV_CH_LAYOUT_STEREO : AV_CH_LAYOUT_MONO;
avctx->channels = channels;
@ -413,7 +413,8 @@ static int mpc8_decode_frame(AVCodecContext * avctx, void *data,
}
}
ff_mpc_dequantize_and_synth(c, maxband - 1, c->frame.data[0],
ff_mpc_dequantize_and_synth(c, maxband - 1,
(int16_t **)c->frame.extended_data,
avctx->channels);
c->cur_frame++;
@ -446,4 +447,6 @@ AVCodec ff_mpc8_decoder = {
.flush = mpc8_decode_flush,
.capabilities = CODEC_CAP_DR1,
.long_name = NULL_IF_CONFIG_SMALL("Musepack SV8"),
.sample_fmts = (const enum AVSampleFormat[]) { AV_SAMPLE_FMT_S16P,
AV_SAMPLE_FMT_NONE },
};

35
libavcodec/ralf.c
View File

@ -149,7 +149,7 @@ static av_cold int decode_init(AVCodecContext *avctx)
avctx->sample_rate, avctx->channels);
return AVERROR_INVALIDDATA;
}
avctx->sample_fmt = AV_SAMPLE_FMT_S16;
avctx->sample_fmt = AV_SAMPLE_FMT_S16P;
avctx->channel_layout = (avctx->channels == 2) ? AV_CH_LAYOUT_STEREO
: AV_CH_LAYOUT_MONO;
@ -338,7 +338,8 @@ static void apply_lpc(RALFContext *ctx, int ch, int length, int bits)
}
}
static int decode_block(AVCodecContext *avctx, GetBitContext *gb, int16_t *dst)
static int decode_block(AVCodecContext *avctx, GetBitContext *gb,
int16_t *dst0, int16_t *dst1)
{
RALFContext *ctx = avctx->priv_data;
int len, ch, ret;
@ -382,35 +383,35 @@ static int decode_block(AVCodecContext *avctx, GetBitContext *gb, int16_t *dst)
switch (dmode) {
case 0:
for (i = 0; i < len; i++)
*dst++ = ch0[i] + ctx->bias[0];
dst0[i] = ch0[i] + ctx->bias[0];
break;
case 1:
for (i = 0; i < len; i++) {
*dst++ = ch0[i] + ctx->bias[0];
*dst++ = ch1[i] + ctx->bias[1];
dst0[i] = ch0[i] + ctx->bias[0];
dst1[i] = ch1[i] + ctx->bias[1];
}
break;
case 2:
for (i = 0; i < len; i++) {
ch0[i] += ctx->bias[0];
*dst++ = ch0[i];
*dst++ = ch0[i] - (ch1[i] + ctx->bias[1]);
dst0[i] = ch0[i];
dst1[i] = ch0[i] - (ch1[i] + ctx->bias[1]);
}
break;
case 3:
for (i = 0; i < len; i++) {
t = ch0[i] + ctx->bias[0];
t2 = ch1[i] + ctx->bias[1];
*dst++ = t + t2;
*dst++ = t;
dst0[i] = t + t2;
dst1[i] = t;
}
break;
case 4:
for (i = 0; i < len; i++) {
t = ch1[i] + ctx->bias[1];
t2 = ((ch0[i] + ctx->bias[0]) << 1) | (t & 1);
*dst++ = (t2 + t) / 2;
*dst++ = (t2 - t) / 2;
dst0[i] = (t2 + t) / 2;
dst1[i] = (t2 - t) / 2;
}
break;
}
@ -424,7 +425,8 @@ static int decode_frame(AVCodecContext *avctx, void *data, int *got_frame_ptr,
AVPacket *avpkt)
{
RALFContext *ctx = avctx->priv_data;
int16_t *samples;
int16_t *samples0;
int16_t *samples1;
int ret;
GetBitContext gb;
int table_size, table_bytes, i;
@ -465,7 +467,8 @@ static int decode_frame(AVCodecContext *avctx, void *data, int *got_frame_ptr,
av_log(avctx, AV_LOG_ERROR, "Me fail get_buffer()? That's unpossible!\n");
return ret;
}
samples = (int16_t*)ctx->frame.data[0];
samples0 = (int16_t *)ctx->frame.data[0];
samples1 = (int16_t *)ctx->frame.data[1];
if (src_size < 5) {
av_log(avctx, AV_LOG_ERROR, "too short packets are too short!\n");
@ -498,8 +501,8 @@ static int decode_frame(AVCodecContext *avctx, void *data, int *got_frame_ptr,
break;
}
init_get_bits(&gb, block_pointer, ctx->block_size[i] * 8);
if (decode_block(avctx, &gb, samples + ctx->sample_offset
* avctx->channels) < 0) {
if (decode_block(avctx, &gb, samples0 + ctx->sample_offset,
samples1 + ctx->sample_offset) < 0) {
av_log(avctx, AV_LOG_ERROR, "Sir, I got carsick in your office. Not decoding the rest of packet.\n");
break;
}
@ -533,4 +536,6 @@ AVCodec ff_ralf_decoder = {
.flush = decode_flush,
.capabilities = CODEC_CAP_DR1,
.long_name = NULL_IF_CONFIG_SMALL("RealAudio Lossless"),
.sample_fmts = (const enum AVSampleFormat[]) { AV_SAMPLE_FMT_S16P,
AV_SAMPLE_FMT_NONE },
};

33
libavcodec/twinvq.c
View File

@ -666,7 +666,7 @@ static void imdct_and_window(TwinContext *tctx, enum FrameType ftype, int wtype,
}
static void imdct_output(TwinContext *tctx, enum FrameType ftype, int wtype,
float *out)
float **out)
{
const ModeTab *mtab = tctx->mtab;
int size1, size2;
@ -685,24 +685,15 @@ static void imdct_output(TwinContext *tctx, enum FrameType ftype, int wtype,
size2 = tctx->last_block_pos[0];
size1 = mtab->size - size2;
memcpy(&out[0][0 ], prev_buf, size1 * sizeof(out[0][0]));
memcpy(&out[0][size1], tctx->curr_frame, size2 * sizeof(out[0][0]));
if (tctx->avctx->channels == 2) {
tctx->dsp.butterflies_float_interleave(out, prev_buf,
&prev_buf[2*mtab->size],
size1);
out += 2 * size1;
tctx->dsp.butterflies_float_interleave(out, tctx->curr_frame,
&tctx->curr_frame[2*mtab->size],
size2);
} else {
memcpy(out, prev_buf, size1 * sizeof(*out));
out += size1;
memcpy(out, tctx->curr_frame, size2 * sizeof(*out));
memcpy(&out[1][0], &prev_buf[2*mtab->size], size1 * sizeof(out[1][0]));
memcpy(&out[1][size1], &tctx->curr_frame[2*mtab->size], size2 * sizeof(out[1][0]));
tctx->dsp.butterflies_float(out[0], out[1], mtab->size);
}
}
static void dec_bark_env(TwinContext *tctx, const uint8_t *in, int use_hist,
@ -825,7 +816,7 @@ static int twin_decode_frame(AVCodecContext * avctx, void *data,
TwinContext *tctx = avctx->priv_data;
GetBitContext gb;
const ModeTab *mtab = tctx->mtab;
float *out = NULL;
float **out = NULL;
enum FrameType ftype;
int window_type, ret;
static const enum FrameType wtype_to_ftype_table[] = {
@ -846,7 +837,7 @@ static int twin_decode_frame(AVCodecContext * avctx, void *data,
av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
return ret;
}
out = (float *)tctx->frame.data[0];
out = (float **)tctx->frame.extended_data;
}
init_get_bits(&gb, buf, buf_size * 8);
@ -1119,7 +1110,7 @@ static av_cold int twin_decode_init(AVCodecContext *avctx)
int isampf, ibps;
tctx->avctx = avctx;
avctx->sample_fmt = AV_SAMPLE_FMT_FLT;
avctx->sample_fmt = AV_SAMPLE_FMT_FLTP;
if (!avctx->extradata || avctx->extradata_size < 12) {
av_log(avctx, AV_LOG_ERROR, "Missing or incomplete extradata\n");
@ -1184,4 +1175,6 @@ AVCodec ff_twinvq_decoder = {
.decode = twin_decode_frame,
.capabilities = CODEC_CAP_DR1,
.long_name = NULL_IF_CONFIG_SMALL("VQF TwinVQ"),
.sample_fmts = (const enum AVSampleFormat[]) { AV_SAMPLE_FMT_FLTP,
AV_SAMPLE_FMT_NONE },
};