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ffmpeg.wasm-core
Commit 2becf21d authored by Michael Niedermayer's avatar Michael Niedermayer
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Merge commit '4a2b26fc' 

* commit '4a2b26fc':
  tak: decode directly to the user-provided AVFrame
  smackaud: decode directly to the user-provided AVFrame
  sipr: decode directly to the user-provided AVFrame
  shorten: decode directly to the user-provided AVFrame

Conflicts:
	libavcodec/shorten.c
	libavcodec/takdec.c
Merged-by: 's avatarMichael Niedermayer <michaelni@gmx.at>
parents 08059f61 4a2b26fc
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Showing with 26 additions and 49 deletions
libavcodec/shorten.c
View file @ 2becf21d
......@@ -84,7 +84,6 @@ static const uint8_t is_audio_command[10] = { 1, 1, 1, 1, 0, 0, 0, 1, 1, 0 };
typedef struct ShortenContext {
AVCodecContext *avctx;
AVFrame frame;
GetBitContext gb;
int min_framesize, max_framesize;
......@@ -118,9 +117,6 @@ static av_cold int shorten_decode_init(AVCodecContext * avctx)
ShortenContext *s = avctx->priv_data;
s->avctx = avctx;
avcodec_get_frame_defaults(&s->frame);
avctx->coded_frame = &s->frame;
return 0;
}
......@@ -407,6 +403,7 @@ static int read_header(ShortenContext *s)
static int shorten_decode_frame(AVCodecContext *avctx, void *data,
int *got_frame_ptr, AVPacket *avpkt)
{
AVFrame *frame = data;
const uint8_t *buf = avpkt->data;
int buf_size = avpkt->size;
ShortenContext *s = avctx->priv_data;
......@@ -585,15 +582,15 @@ static int shorten_decode_frame(AVCodecContext *avctx, void *data,
int chan;
/* get output buffer */
s->frame.nb_samples = s->blocksize;
if ((ret = ff_get_buffer(avctx, &s->frame)) < 0) {
frame->nb_samples = s->blocksize;
if ((ret = ff_get_buffer(avctx, frame)) < 0) {
av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
return ret;
}
for (chan = 0; chan < s->channels; chan++) {
samples_u8 = ((uint8_t **)s->frame.extended_data)[chan];
samples_s16 = ((int16_t **)s->frame.extended_data)[chan];
samples_u8 = ((uint8_t **)frame->extended_data)[chan];
samples_s16 = ((int16_t **)frame->extended_data)[chan];
for (i = 0; i < s->blocksize; i++) {
switch (s->internal_ftype) {
case TYPE_U8:
......@@ -607,9 +604,7 @@ static int shorten_decode_frame(AVCodecContext *avctx, void *data,
}
}
*got_frame_ptr = 1;
*(AVFrame *)data = s->frame;
*got_frame_ptr = 1;
}
}
}
......
libavcodec/sipr.c
View file @ 2becf21d
......@@ -516,9 +516,6 @@ static av_cold int sipr_decoder_init(AVCodecContext * avctx)
avctx->channel_layout = AV_CH_LAYOUT_MONO;
avctx->sample_fmt = AV_SAMPLE_FMT_FLT;
avcodec_get_frame_defaults(&ctx->frame);
avctx->coded_frame = &ctx->frame;
return 0;
}
......@@ -526,6 +523,7 @@ static int sipr_decode_frame(AVCodecContext *avctx, void *data,
int *got_frame_ptr, AVPacket *avpkt)
{
SiprContext *ctx = avctx->priv_data;
AVFrame *frame = data;
const uint8_t *buf=avpkt->data;
SiprParameters parm;
const SiprModeParam *mode_par = &modes[ctx->mode];
......@@ -543,13 +541,13 @@ static int sipr_decode_frame(AVCodecContext *avctx, void *data,
}
/* get output buffer */
ctx->frame.nb_samples = mode_par->frames_per_packet * subframe_size *
mode_par->subframe_count;
if ((ret = ff_get_buffer(avctx, &ctx->frame)) < 0) {
frame->nb_samples = mode_par->frames_per_packet * subframe_size *
mode_par->subframe_count;
if ((ret = ff_get_buffer(avctx, frame)) < 0) {
av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
return ret;
}
samples = (float *)ctx->frame.data[0];
samples = (float *)frame->data[0];
init_get_bits(&gb, buf, mode_par->bits_per_frame);
......@@ -561,8 +559,7 @@ static int sipr_decode_frame(AVCodecContext *avctx, void *data,
samples += subframe_size * mode_par->subframe_count;
}
*got_frame_ptr = 1;
*(AVFrame *)data = ctx->frame;
*got_frame_ptr = 1;
return mode_par->bits_per_frame >> 3;
}
......
libavcodec/sipr.h
View file @ 2becf21d
......@@ -65,7 +65,6 @@ typedef struct SiprParameters {
typedef struct SiprContext {
AVCodecContext *avctx;
AVFrame frame;
SiprMode mode;
......
libavcodec/smacker.c
View file @ 2becf21d
......@@ -572,14 +572,8 @@ static av_cold int decode_end(AVCodecContext *avctx)
}
typedef struct SmackerAudioContext {
AVFrame frame;
} SmackerAudioContext;
static av_cold int smka_decode_init(AVCodecContext *avctx)
{
SmackerAudioContext *s = avctx->priv_data;
if (avctx->channels < 1 || avctx->channels > 2) {
av_log(avctx, AV_LOG_ERROR, "invalid number of channels\n");
return AVERROR(EINVAL);
......@@ -587,9 +581,6 @@ static av_cold int smka_decode_init(AVCodecContext *avctx)
avctx->channel_layout = (avctx->channels==2) ? AV_CH_LAYOUT_STEREO : AV_CH_LAYOUT_MONO;
avctx->sample_fmt = avctx->bits_per_coded_sample == 8 ? AV_SAMPLE_FMT_U8 : AV_SAMPLE_FMT_S16;
avcodec_get_frame_defaults(&s->frame);
avctx->coded_frame = &s->frame;
return 0;
}
......@@ -599,7 +590,7 @@ static av_cold int smka_decode_init(AVCodecContext *avctx)
static int smka_decode_frame(AVCodecContext *avctx, void *data,
int *got_frame_ptr, AVPacket *avpkt)
{
SmackerAudioContext *s = avctx->priv_data;
AVFrame *frame = data;
const uint8_t *buf = avpkt->data;
int buf_size = avpkt->size;
GetBitContext gb;
......@@ -644,13 +635,13 @@ static int smka_decode_frame(AVCodecContext *avctx, void *data,
}
/* get output buffer */
s->frame.nb_samples = unp_size / (avctx->channels * (bits + 1));
if ((ret = ff_get_buffer(avctx, &s->frame)) < 0) {
frame->nb_samples = unp_size / (avctx->channels * (bits + 1));
if ((ret = ff_get_buffer(avctx, frame)) < 0) {
av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
return ret;
}
samples = (int16_t *)s->frame.data[0];
samples8 = s->frame.data[0];
samples = (int16_t *)frame->data[0];
samples8 = frame->data[0];
// Initialize
for(i = 0; i < (1 << (bits + stereo)); i++) {
......@@ -769,8 +760,7 @@ static int smka_decode_frame(AVCodecContext *avctx, void *data,
av_free(h[i].values);
}
*got_frame_ptr = 1;
*(AVFrame *)data = s->frame;
*got_frame_ptr = 1;
return buf_size;
}
......@@ -791,7 +781,6 @@ AVCodec ff_smackaud_decoder = {
.name = "smackaud",
.type = AVMEDIA_TYPE_AUDIO,
.id = AV_CODEC_ID_SMACKAUDIO,
.priv_data_size = sizeof(SmackerAudioContext),
.init = smka_decode_init,
.decode = smka_decode_frame,
.capabilities = CODEC_CAP_DR1,
......
libavcodec/takdec.c
View file @ 2becf21d
......@@ -45,7 +45,6 @@ typedef struct MCDParam {
typedef struct TAKDecContext {
AVCodecContext *avctx; ///< parent AVCodecContext
AVFrame frame; ///< AVFrame for decoded output
DSPContext dsp;
TAKStreamInfo ti;
GetBitContext gb; ///< bitstream reader initialized to start at the current frame
......@@ -175,8 +174,6 @@ static av_cold int tak_decode_init(AVCodecContext *avctx)
ff_dsputil_init(&s->dsp, avctx);
s->avctx = avctx;
avcodec_get_frame_defaults(&s->frame);
avctx->coded_frame = &s->frame;
avctx->bits_per_raw_sample = avctx->bits_per_coded_sample;
set_sample_rate_params(avctx);
......@@ -688,6 +685,7 @@ static int tak_decode_frame(AVCodecContext *avctx, void *data,
int *got_frame_ptr, AVPacket *pkt)
{
TAKDecContext *s = avctx->priv_data;
AVFrame *frame = data;
GetBitContext *gb = &s->gb;
int chan, i, ret, hsize;
......@@ -750,8 +748,8 @@ static int tak_decode_frame(AVCodecContext *avctx, void *data,
s->nb_samples = s->ti.last_frame_samples ? s->ti.last_frame_samples
: s->ti.frame_samples;
s->frame.nb_samples = s->nb_samples;
if ((ret = ff_get_buffer(avctx, &s->frame)) < 0)
frame->nb_samples = s->nb_samples;
if ((ret = ff_get_buffer(avctx, frame)) < 0)
return ret;
if (avctx->bits_per_raw_sample <= 16) {
......@@ -768,7 +766,7 @@ static int tak_decode_frame(AVCodecContext *avctx, void *data,
return ret;
} else {
for (chan = 0; chan < avctx->channels; chan++)
s->decoded[chan] = (int32_t *)s->frame.extended_data[chan];
s->decoded[chan] = (int32_t *)frame->extended_data[chan];
}
if (s->nb_samples < 16) {
......@@ -886,7 +884,7 @@ static int tak_decode_frame(AVCodecContext *avctx, void *data,
switch (avctx->sample_fmt) {
case AV_SAMPLE_FMT_U8P:
for (chan = 0; chan < avctx->channels; chan++) {
uint8_t *samples = (uint8_t *)s->frame.extended_data[chan];
uint8_t *samples = (uint8_t *)frame->extended_data[chan];
int32_t *decoded = s->decoded[chan];
for (i = 0; i < s->nb_samples; i++)
samples[i] = decoded[i] + 0x80;
......@@ -894,7 +892,7 @@ static int tak_decode_frame(AVCodecContext *avctx, void *data,
break;
case AV_SAMPLE_FMT_S16P:
for (chan = 0; chan < avctx->channels; chan++) {
int16_t *samples = (int16_t *)s->frame.extended_data[chan];
int16_t *samples = (int16_t *)frame->extended_data[chan];
int32_t *decoded = s->decoded[chan];
for (i = 0; i < s->nb_samples; i++)
samples[i] = decoded[i];
......@@ -902,15 +900,14 @@ static int tak_decode_frame(AVCodecContext *avctx, void *data,
break;
case AV_SAMPLE_FMT_S32P:
for (chan = 0; chan < avctx->channels; chan++) {
int32_t *samples = (int32_t *)s->frame.extended_data[chan];
int32_t *samples = (int32_t *)frame->extended_data[chan];
for (i = 0; i < s->nb_samples; i++)
samples[i] <<= 8;
}
break;
}
*got_frame_ptr = 1;
*(AVFrame *)data = s->frame;
*got_frame_ptr = 1;
return pkt->size;
}
......
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