#include "libavutil/mathematics.h"
#include "libavutil/opt.h"
#include "libavutil/samplefmt.h"
+
#include "avcodec.h"
-#include "fft.h"
-#include "get_bits.h"
-#include "dcadata.h"
-#include "dcahuff.h"
#include "dca.h"
-#include "mathops.h"
-#include "synth_filter.h"
+#include "dcadata.h"
#include "dcadsp.h"
+#include "dcahuff.h"
+#include "fft.h"
#include "fmtconvert.h"
+#include "get_bits.h"
#include "internal.h"
+#include "mathops.h"
+#include "synth_filter.h"
#if ARCH_ARM
# include "arm/dca.h"
};
static const int8_t dca_channel_reorder_lfe[][9] = {
- { 0, -1, -1, -1, -1, -1, -1, -1, -1},
- { 0, 1, -1, -1, -1, -1, -1, -1, -1},
- { 0, 1, -1, -1, -1, -1, -1, -1, -1},
- { 0, 1, -1, -1, -1, -1, -1, -1, -1},
- { 0, 1, -1, -1, -1, -1, -1, -1, -1},
- { 2, 0, 1, -1, -1, -1, -1, -1, -1},
- { 0, 1, 3, -1, -1, -1, -1, -1, -1},
- { 2, 0, 1, 4, -1, -1, -1, -1, -1},
- { 0, 1, 3, 4, -1, -1, -1, -1, -1},
- { 2, 0, 1, 4, 5, -1, -1, -1, -1},
- { 3, 4, 0, 1, 5, 6, -1, -1, -1},
- { 2, 0, 1, 4, 5, 6, -1, -1, -1},
- { 0, 6, 4, 5, 2, 3, -1, -1, -1},
- { 4, 2, 5, 0, 1, 6, 7, -1, -1},
- { 5, 6, 0, 1, 7, 3, 8, 4, -1},
- { 4, 2, 5, 0, 1, 6, 8, 7, -1},
+ { 0, -1, -1, -1, -1, -1, -1, -1, -1 },
+ { 0, 1, -1, -1, -1, -1, -1, -1, -1 },
+ { 0, 1, -1, -1, -1, -1, -1, -1, -1 },
+ { 0, 1, -1, -1, -1, -1, -1, -1, -1 },
+ { 0, 1, -1, -1, -1, -1, -1, -1, -1 },
+ { 2, 0, 1, -1, -1, -1, -1, -1, -1 },
+ { 0, 1, 3, -1, -1, -1, -1, -1, -1 },
+ { 2, 0, 1, 4, -1, -1, -1, -1, -1 },
+ { 0, 1, 3, 4, -1, -1, -1, -1, -1 },
+ { 2, 0, 1, 4, 5, -1, -1, -1, -1 },
+ { 3, 4, 0, 1, 5, 6, -1, -1, -1 },
+ { 2, 0, 1, 4, 5, 6, -1, -1, -1 },
+ { 0, 6, 4, 5, 2, 3, -1, -1, -1 },
+ { 4, 2, 5, 0, 1, 6, 7, -1, -1 },
+ { 5, 6, 0, 1, 7, 3, 8, 4, -1 },
+ { 4, 2, 5, 0, 1, 6, 8, 7, -1 },
};
static const int8_t dca_channel_reorder_lfe_xch[][9] = {
- { 0, 2, -1, -1, -1, -1, -1, -1, -1},
- { 0, 1, 3, -1, -1, -1, -1, -1, -1},
- { 0, 1, 3, -1, -1, -1, -1, -1, -1},
- { 0, 1, 3, -1, -1, -1, -1, -1, -1},
- { 0, 1, 3, -1, -1, -1, -1, -1, -1},
- { 2, 0, 1, 4, -1, -1, -1, -1, -1},
- { 0, 1, 3, 4, -1, -1, -1, -1, -1},
- { 2, 0, 1, 4, 5, -1, -1, -1, -1},
- { 0, 1, 4, 5, 3, -1, -1, -1, -1},
- { 2, 0, 1, 5, 6, 4, -1, -1, -1},
- { 3, 4, 0, 1, 6, 7, 5, -1, -1},
- { 2, 0, 1, 4, 5, 6, 7, -1, -1},
- { 0, 6, 4, 5, 2, 3, 7, -1, -1},
- { 4, 2, 5, 0, 1, 7, 8, 6, -1},
- { 5, 6, 0, 1, 8, 3, 9, 4, 7},
- { 4, 2, 5, 0, 1, 6, 9, 8, 7},
+ { 0, 2, -1, -1, -1, -1, -1, -1, -1 },
+ { 0, 1, 3, -1, -1, -1, -1, -1, -1 },
+ { 0, 1, 3, -1, -1, -1, -1, -1, -1 },
+ { 0, 1, 3, -1, -1, -1, -1, -1, -1 },
+ { 0, 1, 3, -1, -1, -1, -1, -1, -1 },
+ { 2, 0, 1, 4, -1, -1, -1, -1, -1 },
+ { 0, 1, 3, 4, -1, -1, -1, -1, -1 },
+ { 2, 0, 1, 4, 5, -1, -1, -1, -1 },
+ { 0, 1, 4, 5, 3, -1, -1, -1, -1 },
+ { 2, 0, 1, 5, 6, 4, -1, -1, -1 },
+ { 3, 4, 0, 1, 6, 7, 5, -1, -1 },
+ { 2, 0, 1, 4, 5, 6, 7, -1, -1 },
+ { 0, 6, 4, 5, 2, 3, 7, -1, -1 },
+ { 4, 2, 5, 0, 1, 7, 8, 6, -1 },
+ { 5, 6, 0, 1, 8, 3, 9, 4, 7 },
+ { 4, 2, 5, 0, 1, 6, 9, 8, 7 },
};
static const int8_t dca_channel_reorder_nolfe[][9] = {
- { 0, -1, -1, -1, -1, -1, -1, -1, -1},
- { 0, 1, -1, -1, -1, -1, -1, -1, -1},
- { 0, 1, -1, -1, -1, -1, -1, -1, -1},
- { 0, 1, -1, -1, -1, -1, -1, -1, -1},
- { 0, 1, -1, -1, -1, -1, -1, -1, -1},
- { 2, 0, 1, -1, -1, -1, -1, -1, -1},
- { 0, 1, 2, -1, -1, -1, -1, -1, -1},
- { 2, 0, 1, 3, -1, -1, -1, -1, -1},
- { 0, 1, 2, 3, -1, -1, -1, -1, -1},
- { 2, 0, 1, 3, 4, -1, -1, -1, -1},
- { 2, 3, 0, 1, 4, 5, -1, -1, -1},
- { 2, 0, 1, 3, 4, 5, -1, -1, -1},
- { 0, 5, 3, 4, 1, 2, -1, -1, -1},
- { 3, 2, 4, 0, 1, 5, 6, -1, -1},
- { 4, 5, 0, 1, 6, 2, 7, 3, -1},
- { 3, 2, 4, 0, 1, 5, 7, 6, -1},
+ { 0, -1, -1, -1, -1, -1, -1, -1, -1 },
+ { 0, 1, -1, -1, -1, -1, -1, -1, -1 },
+ { 0, 1, -1, -1, -1, -1, -1, -1, -1 },
+ { 0, 1, -1, -1, -1, -1, -1, -1, -1 },
+ { 0, 1, -1, -1, -1, -1, -1, -1, -1 },
+ { 2, 0, 1, -1, -1, -1, -1, -1, -1 },
+ { 0, 1, 2, -1, -1, -1, -1, -1, -1 },
+ { 2, 0, 1, 3, -1, -1, -1, -1, -1 },
+ { 0, 1, 2, 3, -1, -1, -1, -1, -1 },
+ { 2, 0, 1, 3, 4, -1, -1, -1, -1 },
+ { 2, 3, 0, 1, 4, 5, -1, -1, -1 },
+ { 2, 0, 1, 3, 4, 5, -1, -1, -1 },
+ { 0, 5, 3, 4, 1, 2, -1, -1, -1 },
+ { 3, 2, 4, 0, 1, 5, 6, -1, -1 },
+ { 4, 5, 0, 1, 6, 2, 7, 3, -1 },
+ { 3, 2, 4, 0, 1, 5, 7, 6, -1 },
};
static const int8_t dca_channel_reorder_nolfe_xch[][9] = {
- { 0, 1, -1, -1, -1, -1, -1, -1, -1},
- { 0, 1, 2, -1, -1, -1, -1, -1, -1},
- { 0, 1, 2, -1, -1, -1, -1, -1, -1},
- { 0, 1, 2, -1, -1, -1, -1, -1, -1},
- { 0, 1, 2, -1, -1, -1, -1, -1, -1},
- { 2, 0, 1, 3, -1, -1, -1, -1, -1},
- { 0, 1, 2, 3, -1, -1, -1, -1, -1},
- { 2, 0, 1, 3, 4, -1, -1, -1, -1},
- { 0, 1, 3, 4, 2, -1, -1, -1, -1},
- { 2, 0, 1, 4, 5, 3, -1, -1, -1},
- { 2, 3, 0, 1, 5, 6, 4, -1, -1},
- { 2, 0, 1, 3, 4, 5, 6, -1, -1},
- { 0, 5, 3, 4, 1, 2, 6, -1, -1},
- { 3, 2, 4, 0, 1, 6, 7, 5, -1},
- { 4, 5, 0, 1, 7, 2, 8, 3, 6},
- { 3, 2, 4, 0, 1, 5, 8, 7, 6},
+ { 0, 1, -1, -1, -1, -1, -1, -1, -1 },
+ { 0, 1, 2, -1, -1, -1, -1, -1, -1 },
+ { 0, 1, 2, -1, -1, -1, -1, -1, -1 },
+ { 0, 1, 2, -1, -1, -1, -1, -1, -1 },
+ { 0, 1, 2, -1, -1, -1, -1, -1, -1 },
+ { 2, 0, 1, 3, -1, -1, -1, -1, -1 },
+ { 0, 1, 2, 3, -1, -1, -1, -1, -1 },
+ { 2, 0, 1, 3, 4, -1, -1, -1, -1 },
+ { 0, 1, 3, 4, 2, -1, -1, -1, -1 },
+ { 2, 0, 1, 4, 5, 3, -1, -1, -1 },
+ { 2, 3, 0, 1, 5, 6, 4, -1, -1 },
+ { 2, 0, 1, 3, 4, 5, 6, -1, -1 },
+ { 0, 5, 3, 4, 1, 2, 6, -1, -1 },
+ { 3, 2, 4, 0, 1, 6, 7, 5, -1 },
+ { 4, 5, 0, 1, 7, 2, 8, 3, 6 },
+ { 3, 2, 4, 0, 1, 5, 8, 7, 6 },
};
#define DCA_DOLBY 101 /* FIXME */
int profile;
int debug_flag; ///< used for suppressing repeated error messages output
- AVFloatDSPContext fdsp;
+ AVFloatDSPContext *fdsp;
FFTContext imdct;
SynthFilterContext synth;
DCADSPContext dcadsp;
return;
dca_bitalloc_index.offset = 1;
- dca_bitalloc_index.wrap = 2;
+ dca_bitalloc_index.wrap = 2;
for (i = 0; i < 5; i++) {
- dca_bitalloc_index.vlc[i].table = &dca_table[dca_vlc_offs[i]];
+ dca_bitalloc_index.vlc[i].table = &dca_table[dca_vlc_offs[i]];
dca_bitalloc_index.vlc[i].table_allocated = dca_vlc_offs[i + 1] - dca_vlc_offs[i];
init_vlc(&dca_bitalloc_index.vlc[i], bitalloc_12_vlc_bits[i], 12,
bitalloc_12_bits[i], 1, 1,
bitalloc_12_codes[i], 2, 2, INIT_VLC_USE_NEW_STATIC);
}
dca_scalefactor.offset = -64;
- dca_scalefactor.wrap = 2;
+ dca_scalefactor.wrap = 2;
for (i = 0; i < 5; i++) {
- dca_scalefactor.vlc[i].table = &dca_table[dca_vlc_offs[i + 5]];
+ dca_scalefactor.vlc[i].table = &dca_table[dca_vlc_offs[i + 5]];
dca_scalefactor.vlc[i].table_allocated = dca_vlc_offs[i + 6] - dca_vlc_offs[i + 5];
init_vlc(&dca_scalefactor.vlc[i], SCALES_VLC_BITS, 129,
scales_bits[i], 1, 1,
scales_codes[i], 2, 2, INIT_VLC_USE_NEW_STATIC);
}
dca_tmode.offset = 0;
- dca_tmode.wrap = 1;
+ dca_tmode.wrap = 1;
for (i = 0; i < 4; i++) {
- dca_tmode.vlc[i].table = &dca_table[dca_vlc_offs[i + 10]];
+ dca_tmode.vlc[i].table = &dca_table[dca_vlc_offs[i + 10]];
dca_tmode.vlc[i].table_allocated = dca_vlc_offs[i + 11] - dca_vlc_offs[i + 10];
init_vlc(&dca_tmode.vlc[i], tmode_vlc_bits[i], 4,
tmode_bits[i], 1, 1,
if (s->prim_channels > DCA_PRIM_CHANNELS_MAX)
s->prim_channels = DCA_PRIM_CHANNELS_MAX;
-
for (i = base_channel; i < s->prim_channels; i++) {
s->subband_activity[i] = get_bits(&s->gb, 5) + 2;
if (s->subband_activity[i] > DCA_SUBBANDS)
#endif
/* Primary audio coding header */
- s->subframes = get_bits(&s->gb, 4) + 1;
+ s->subframes = get_bits(&s->gb, 4) + 1;
return dca_parse_audio_coding_header(s, 0, 0);
}
-
static inline int get_scale(GetBitContext *gb, int level, int value, int log2range)
{
if (level < 5) {
/* huffman encoded */
value += get_bitalloc(gb, &dca_scalefactor, level);
- value = av_clip(value, 0, (1 << log2range) - 1);
+ value = av_clip(value, 0, (1 << log2range) - 1);
} else if (level < 8) {
if (level + 1 > log2range) {
skip_bits(gb, level + 1 - log2range);
if (s->scalefactor_huffman[j] == 6) {
scale_table = scale_factor_quant7;
- log_size = 7;
+ log_size = 7;
} else {
scale_table = scale_factor_quant6;
- log_size = 6;
+ log_size = 6;
}
/* When huffman coded, only the difference is encoded */
if (!base_channel && s->lfe) {
int quant7;
/* LFE samples */
- int lfe_samples = 2 * s->lfe * (4 + block_index);
+ int lfe_samples = 2 * s->lfe * (4 + block_index);
int lfe_end_sample = 2 * s->lfe * (4 + block_index + s->subsubframes[s->current_subframe]);
float lfe_scale;
for (k = s->vq_start_subband[j]; k < s->subband_activity[j]; k++)
av_log(s->avctx, AV_LOG_DEBUG, "VQ index: %i\n", s->high_freq_vq[j][k]);
if (!base_channel && s->lfe) {
- int lfe_samples = 2 * s->lfe * (4 + block_index);
+ int lfe_samples = 2 * s->lfe * (4 + block_index);
int lfe_end_sample = 2 * s->lfe * (4 + block_index + s->subsubframes[s->current_subframe]);
av_log(s->avctx, AV_LOG_DEBUG, "LFE samples:\n");
/* Select decimation filter */
if (decimation_select == 1) {
- idx = 1;
+ idx = 1;
prCoeff = lfe_fir_128;
} else {
- idx = 0;
+ idx = 0;
prCoeff = lfe_fir_64;
}
/* Interpolation */
}
if (lfe_present) {
int lf_buf = dca_lfe_index[srcfmt];
- int lf_idx = dca_channels [srcfmt];
+ int lf_idx = dca_channels[srcfmt];
for (i = 0; i < 256; i++) {
samples[0][i] += samples[lf_buf][i] * coef[lf_idx][0];
samples[1][i] += samples[lf_buf][i] * coef[lf_idx][1];
}
}
-
#ifndef decode_blockcodes
/* Very compact version of the block code decoder that does not use table
* look-up but is slightly slower */
for (i = 0; i < 4; i++) {
int div = FASTDIV(code, levels);
values[i] = code - offset - div * levels;
- code = div;
+ code = div;
}
return code;
/* Deal with transients */
int sfi = s->transition_mode[k][l] && subsubframe >= s->transition_mode[k][l];
rscale[l] = quant_step_size * s->scale_factor[k][l][sfi] *
- s->scalefactor_adj[k][sel];
+ s->scalefactor_adj[k][sel];
if (abits >= 11 || !dca_smpl_bitalloc[abits].vlc[sel].table) {
if (abits <= 7) {
block_code1 = get_bits(&s->gb, size);
block_code2 = get_bits(&s->gb, size);
- err = decode_blockcodes(block_code1, block_code2,
- levels, block + 8 * l);
+ err = decode_blockcodes(block_code1, block_code2,
+ levels, block + 8 * l);
if (err) {
av_log(s->avctx, AV_LOG_ERROR,
"ERROR: block code look-up failed\n");
/* Huffman coded */
for (m = 0; m < 8; m++)
block[8 * l + m] = get_bitalloc(&s->gb,
- &dca_smpl_bitalloc[abits], sel);
+ &dca_smpl_bitalloc[abits], sel);
}
-
}
}
/* 32 subbands QMF */
for (k = 0; k < s->prim_channels; k++) {
-/* static float pcm_to_double[8] = { 32768.0, 32768.0, 524288.0, 524288.0,
- 0, 8388608.0, 8388608.0 };*/
if (s->channel_order_tab[k] >= 0)
qmf_32_subbands(s, k, subband_samples[k],
s->samples_chanptr[s->channel_order_tab[k]],
- M_SQRT1_2 / 32768.0 /* pcm_to_double[s->source_pcm_res] */);
+ M_SQRT1_2 / 32768.0);
}
/* Generate LFE samples for this subsubframe FIXME!!! */
return 0;
}
-
static int dca_subframe_footer(DCAContext *s, int base_channel)
{
int in, out, aux_data_count, aux_data_end, reserved;
// additional data (reserved, cf. ETSI TS 102 114 V1.4.1)
if ((reserved = (aux_data_end - get_bits_count(&s->gb))) < 0) {
- av_log(s->avctx, AV_LOG_ERROR,
- "Overread auxiliary data by %d bits\n", -reserved);
+ av_log(s->avctx, AV_LOG_ERROR,
+ "Overread auxiliary data by %d bits\n", -reserved);
return AVERROR_INVALIDDATA;
} else if (reserved) {
avpriv_request_sample(s->avctx,
int embedded_stereo = 0;
int embedded_6ch = 0;
int drc_code_present;
- int av_uninit(extensions_mask);
+ int extensions_mask = 0;
int i, j;
if (get_bits_left(&s->gb) < 16)
skip_bits_long(&s->gb, num_dec_ch * 5); // remap codes
}
}
-
} else {
skip_bits(&s->gb, 3); // representation type
}
}
switch (get_bits(&s->gb, 2)) {
- case 0: extensions_mask = get_bits(&s->gb, 12); break;
- case 1: extensions_mask = DCA_EXT_EXSS_XLL; break;
- case 2: extensions_mask = DCA_EXT_EXSS_LBR; break;
- case 3: extensions_mask = 0; /* aux coding */ break;
+ case 0:
+ extensions_mask = get_bits(&s->gb, 12);
+ break;
+ case 1:
+ extensions_mask = DCA_EXT_EXSS_XLL;
+ break;
+ case 2:
+ extensions_mask = DCA_EXT_EXSS_LBR;
+ break;
+ case 3:
+ extensions_mask = 0; /* aux coding */
+ break;
}
/* not parsed further, we were only interested in the extensions mask */
{
AVFrame *frame = data;
const uint8_t *buf = avpkt->data;
- int buf_size = avpkt->size;
+ int buf_size = avpkt->size;
int channel_mask;
int channel_layout;
int lfe_samples;
}
if ((ret = dca_parse_frame_header(s)) < 0) {
- //seems like the frame is corrupt, try with the next one
+ // seems like the frame is corrupt, try with the next one
return ret;
}
- //set AVCodec values with parsed data
+ // set AVCodec values with parsed data
avctx->sample_rate = s->sample_rate;
avctx->bit_rate = s->bit_rate;
/* only scan for extensions if ext_descr was unknown or indicated a
* supported XCh extension */
if (s->core_ext_mask < 0 || s->core_ext_mask & (DCA_EXT_XCH | DCA_EXT_XXCH)) {
-
/* if ext_descr was unknown, clear s->core_ext_mask so that the
* extensions scan can fill it up */
s->core_ext_mask = FFMAX(s->core_ext_mask, 0);
/* extension amode(number of channels in extension) should be 1 */
/* AFAIK XCh is not used for more channels */
if ((ext_amode = get_bits(&s->gb, 4)) != 1) {
- av_log(avctx, AV_LOG_ERROR, "XCh extension amode %d not"
- " supported!\n", ext_amode);
+ av_log(avctx, AV_LOG_ERROR,
+ "XCh extension amode %d not supported!\n",
+ ext_amode);
continue;
}
if (s->channel_order_tab[s->xch_base_channel] < 0)
return AVERROR_INVALIDDATA;
} else {
- channels = num_core_channels + !!s->lfe;
+ channels = num_core_channels + !!s->lfe;
s->xch_present = 0; /* disable further xch processing */
if (s->lfe) {
avctx->channel_layout |= AV_CH_LOW_FREQUENCY;
if (num_core_channels + !!s->lfe > 2 &&
avctx->request_channel_layout == AV_CH_LAYOUT_STEREO) {
- channels = 2;
- s->output = s->prim_channels == 2 ? s->amode : DCA_STEREO;
+ channels = 2;
+ s->output = s->prim_channels == 2 ? s->amode : DCA_STEREO;
avctx->channel_layout = AV_CH_LAYOUT_STEREO;
}
else if (avctx->request_channel_layout & AV_CH_LAYOUT_NATIVE) {
frame->nb_samples = 256 * (s->sample_blocks / 8);
if ((ret = ff_get_buffer(avctx, frame, 0)) < 0)
return ret;
- samples_flt = (float **)frame->extended_data;
+ samples_flt = (float **) frame->extended_data;
/* allocate buffer for extra channels if downmixing */
if (avctx->channels < full_channels) {
if (!s->extra_channels_buffer)
return AVERROR(ENOMEM);
- ret = av_samples_fill_arrays((uint8_t **)s->extra_channels, NULL,
+ ret = av_samples_fill_arrays((uint8_t **) s->extra_channels, NULL,
s->extra_channels_buffer,
full_channels - channels,
frame->nb_samples, avctx->sample_fmt, 0);
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);
+ 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);
}
/* If stream contains XXCH, we might need to undo an embedded downmix */
scale = s->xxch_dmix_coeff[j][k];
if (scale != 0.0) {
dst_chan = s->samples_chanptr[achan];
- s->fdsp.vector_fmac_scalar(dst_chan, src_chan,
+ s->fdsp->vector_fmac_scalar(dst_chan, src_chan,
-scale, 256);
}
}
return buf_size;
}
-
-
/**
* DCA initialization
*
s->avctx = avctx;
dca_init_vlcs();
- avpriv_float_dsp_init(&s->fdsp, avctx->flags & CODEC_FLAG_BITEXACT);
+ s->fdsp = avpriv_float_dsp_alloc(avctx->flags & CODEC_FLAG_BITEXACT);
+ if (!s->fdsp)
+ return AVERROR(ENOMEM);
+
ff_mdct_init(&s->imdct, 6, 1, 1.0);
ff_synth_filter_init(&s->synth);
ff_dcadsp_init(&s->dcadsp);
DCAContext *s = avctx->priv_data;
ff_mdct_end(&s->imdct);
av_freep(&s->extra_channels_buffer);
+ av_freep(&s->fdsp);
return 0;
}
};
static const AVOption options[] = {
- { "disable_xch", "disable decoding of the XCh extension", offsetof(DCAContext, xch_disable), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 1, AV_OPT_FLAG_DECODING_PARAM|AV_OPT_FLAG_AUDIO_PARAM },
+ { "disable_xch", "disable decoding of the XCh extension", offsetof(DCAContext, xch_disable), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 1, AV_OPT_FLAG_DECODING_PARAM | AV_OPT_FLAG_AUDIO_PARAM },
{ NULL },
};