#include "libavutil/float_dsp.h"
#include "libavutil/intfloat.h"
#include "libavutil/intreadwrite.h"
#include "libavutil/float_dsp.h"
#include "libavutil/intfloat.h"
#include "libavutil/intreadwrite.h"
av_log(avctx, AV_LOG_ERROR, "invalid number of channels per XMA stream %d\n",
s->nb_channels);
return AVERROR_INVALIDDATA;
av_log(avctx, AV_LOG_ERROR, "invalid number of channels per XMA stream %d\n",
s->nb_channels);
return AVERROR_INVALIDDATA;
avpriv_request_sample(avctx,
"More than %d channels", WMAPRO_MAX_CHANNELS);
return AVERROR_PATCHWELCOME;
avpriv_request_sample(avctx,
"More than %d channels", WMAPRO_MAX_CHANNELS);
return AVERROR_PATCHWELCOME;
for (i = 0; i < WMAPRO_BLOCK_SIZES; i++)
ff_mdct_init(&s->mdct_ctx[i], WMAPRO_BLOCK_MIN_BITS+1+i, 1,
1.0 / (1 << (WMAPRO_BLOCK_MIN_BITS + i - 1))
for (i = 0; i < WMAPRO_BLOCK_SIZES; i++)
ff_mdct_init(&s->mdct_ctx[i], WMAPRO_BLOCK_MIN_BITS+1+i, 1,
1.0 / (1 << (WMAPRO_BLOCK_MIN_BITS + i - 1))
s->frame_offset = get_bits_count(gb) & 7;
s->num_saved_bits = s->frame_offset;
init_put_bits(&s->pb, s->frame_data, MAX_FRAMESIZE);
s->frame_offset = get_bits_count(gb) & 7;
s->num_saved_bits = s->frame_offset;
init_put_bits(&s->pb, s->frame_data, MAX_FRAMESIZE);
if (len <= 0 || buflen > MAX_FRAMESIZE) {
avpriv_request_sample(s->avctx, "Too small input buffer");
if (len <= 0 || buflen > MAX_FRAMESIZE) {
avpriv_request_sample(s->avctx, "Too small input buffer");
s->num_saved_bits);
} else {
int align = 8 - (get_bits_count(gb) & 7);
align = FFMIN(align, len);
put_bits(&s->pb, align, get_bits(gb, align));
len -= align;
s->num_saved_bits);
} else {
int align = 8 - (get_bits_count(gb) & 7);
align = FFMIN(align, len);
put_bits(&s->pb, align, get_bits(gb, align));
len -= align;
if (avctx->codec_id == AV_CODEC_ID_WMAPRO && buf_size < avctx->block_align) {
av_log(avctx, AV_LOG_ERROR, "Input packet too small (%d < %d)\n",
buf_size, avctx->block_align);
if (avctx->codec_id == AV_CODEC_ID_WMAPRO && buf_size < avctx->block_align) {
av_log(avctx, AV_LOG_ERROR, "Input packet too small (%d < %d)\n",
buf_size, avctx->block_align);
s->buf_bit_size = (avpkt->size - s->next_packet_start) << 3;
init_get_bits(gb, avpkt->data, s->buf_bit_size);
skip_bits(gb, s->packet_offset);
s->buf_bit_size = (avpkt->size - s->next_packet_start) << 3;
init_get_bits(gb, avpkt->data, s->buf_bit_size);
skip_bits(gb, s->packet_offset);
/* decode current stream packet */
ret = decode_packet(avctx, &s->xma[s->current_stream], s->frames[s->current_stream],
&got_stream_frame_ptr, avpkt);
/* decode current stream packet */
ret = decode_packet(avctx, &s->xma[s->current_stream], s->frames[s->current_stream],
&got_stream_frame_ptr, avpkt);
/* copy stream samples (1/2ch) to sample buffer (Nch) */
if (got_stream_frame_ptr) {
int start_ch = s->start_channel[s->current_stream];
/* copy stream samples (1/2ch) to sample buffer (Nch) */
if (got_stream_frame_ptr) {
int start_ch = s->start_channel[s->current_stream];
s->num_streams = avctx->extradata[1];
if (avctx->extradata_size != (32 + ((avctx->extradata[0]==3)?0:8) + 4*s->num_streams)) {
av_log(avctx, AV_LOG_ERROR, "Incorrect XMA2 extradata size\n");
s->num_streams = avctx->extradata[1];
if (avctx->extradata_size != (32 + ((avctx->extradata[0]==3)?0:8) + 4*s->num_streams)) {
av_log(avctx, AV_LOG_ERROR, "Incorrect XMA2 extradata size\n");
return AVERROR(EINVAL);
}
} else if (avctx->codec_id == AV_CODEC_ID_XMA1 && avctx->extradata_size >= 4) { /* XMAWAVEFORMAT */
s->num_streams = avctx->extradata[4];
if (avctx->extradata_size != (8 + 20*s->num_streams)) {
av_log(avctx, AV_LOG_ERROR, "Incorrect XMA1 extradata size\n");
return AVERROR(EINVAL);
}
} else if (avctx->codec_id == AV_CODEC_ID_XMA1 && avctx->extradata_size >= 4) { /* XMAWAVEFORMAT */
s->num_streams = avctx->extradata[4];
if (avctx->extradata_size != (8 + 20*s->num_streams)) {
av_log(avctx, AV_LOG_ERROR, "Incorrect XMA1 extradata size\n");
avpriv_request_sample(avctx, "More than %d channels in %d streams", XMA_MAX_CHANNELS, s->num_streams);
avpriv_request_sample(avctx, "More than %d channels in %d streams", XMA_MAX_CHANNELS, s->num_streams);
.close = wmapro_decode_end,
.decode = wmapro_decode_packet,
.capabilities = AV_CODEC_CAP_SUBFRAMES | AV_CODEC_CAP_DR1,
.close = wmapro_decode_end,
.decode = wmapro_decode_packet,
.capabilities = AV_CODEC_CAP_SUBFRAMES | AV_CODEC_CAP_DR1,
.close = xma_decode_end,
.decode = xma_decode_packet,
.capabilities = AV_CODEC_CAP_SUBFRAMES | AV_CODEC_CAP_DR1 | AV_CODEC_CAP_DELAY,
.close = xma_decode_end,
.decode = xma_decode_packet,
.capabilities = AV_CODEC_CAP_SUBFRAMES | AV_CODEC_CAP_DR1 | AV_CODEC_CAP_DELAY,
.decode = xma_decode_packet,
.flush = xma_flush,
.capabilities = AV_CODEC_CAP_SUBFRAMES | AV_CODEC_CAP_DR1 | AV_CODEC_CAP_DELAY,
.decode = xma_decode_packet,
.flush = xma_flush,
.capabilities = AV_CODEC_CAP_SUBFRAMES | AV_CODEC_CAP_DR1 | AV_CODEC_CAP_DELAY,