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@ -542,51 +542,51 @@ static int aac_encode_frame(AVCodecContext *avctx, |
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} |
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do { |
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int frame_bits; |
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init_put_bits(&s->pb, frame, buf_size*8); |
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if ((avctx->frame_number & 0xFF)==1 && !(avctx->flags & CODEC_FLAG_BITEXACT)) |
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put_bitstream_info(avctx, s, LIBAVCODEC_IDENT); |
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start_ch = 0; |
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memset(chan_el_counter, 0, sizeof(chan_el_counter)); |
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for (i = 0; i < chan_map[0]; i++) { |
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FFPsyWindowInfo* wi = windows + start_ch; |
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tag = chan_map[i+1]; |
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chans = tag == TYPE_CPE ? 2 : 1; |
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cpe = &s->cpe[i]; |
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for (j = 0; j < chans; j++) { |
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s->coder->search_for_quantizers(avctx, s, &cpe->ch[j], s->lambda); |
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} |
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cpe->common_window = 0; |
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if (chans > 1 |
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&& wi[0].window_type[0] == wi[1].window_type[0] |
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&& wi[0].window_shape == wi[1].window_shape) { |
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cpe->common_window = 1; |
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for (j = 0; j < wi[0].num_windows; j++) { |
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if (wi[0].grouping[j] != wi[1].grouping[j]) { |
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cpe->common_window = 0; |
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break; |
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init_put_bits(&s->pb, frame, buf_size*8); |
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if ((avctx->frame_number & 0xFF)==1 && !(avctx->flags & CODEC_FLAG_BITEXACT)) |
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put_bitstream_info(avctx, s, LIBAVCODEC_IDENT); |
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start_ch = 0; |
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memset(chan_el_counter, 0, sizeof(chan_el_counter)); |
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for (i = 0; i < chan_map[0]; i++) { |
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FFPsyWindowInfo* wi = windows + start_ch; |
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tag = chan_map[i+1]; |
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chans = tag == TYPE_CPE ? 2 : 1; |
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cpe = &s->cpe[i]; |
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for (j = 0; j < chans; j++) { |
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s->coder->search_for_quantizers(avctx, s, &cpe->ch[j], s->lambda); |
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} |
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cpe->common_window = 0; |
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if (chans > 1 |
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&& wi[0].window_type[0] == wi[1].window_type[0] |
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&& wi[0].window_shape == wi[1].window_shape) { |
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cpe->common_window = 1; |
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for (j = 0; j < wi[0].num_windows; j++) { |
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if (wi[0].grouping[j] != wi[1].grouping[j]) { |
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cpe->common_window = 0; |
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break; |
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} |
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} |
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} |
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} |
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if (cpe->common_window && s->coder->search_for_ms) |
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s->coder->search_for_ms(s, cpe, s->lambda); |
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adjust_frame_information(s, cpe, chans); |
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put_bits(&s->pb, 3, tag); |
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put_bits(&s->pb, 4, chan_el_counter[tag]++); |
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if (chans == 2) { |
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put_bits(&s->pb, 1, cpe->common_window); |
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if (cpe->common_window) { |
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put_ics_info(s, &cpe->ch[0].ics); |
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encode_ms_info(&s->pb, cpe); |
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if (cpe->common_window && s->coder->search_for_ms) |
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s->coder->search_for_ms(s, cpe, s->lambda); |
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adjust_frame_information(s, cpe, chans); |
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put_bits(&s->pb, 3, tag); |
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put_bits(&s->pb, 4, chan_el_counter[tag]++); |
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if (chans == 2) { |
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put_bits(&s->pb, 1, cpe->common_window); |
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if (cpe->common_window) { |
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put_ics_info(s, &cpe->ch[0].ics); |
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encode_ms_info(&s->pb, cpe); |
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} |
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} |
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for (j = 0; j < chans; j++) { |
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s->cur_channel = start_ch + j; |
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ff_psy_set_band_info(&s->psy, s->cur_channel, cpe->ch[j].coeffs, &wi[j]); |
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encode_individual_channel(avctx, s, &cpe->ch[j], cpe->common_window); |
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} |
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start_ch += chans; |
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} |
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for (j = 0; j < chans; j++) { |
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s->cur_channel = start_ch + j; |
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ff_psy_set_band_info(&s->psy, s->cur_channel, cpe->ch[j].coeffs, &wi[j]); |
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encode_individual_channel(avctx, s, &cpe->ch[j], cpe->common_window); |
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} |
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start_ch += chans; |
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} |
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frame_bits = put_bits_count(&s->pb); |
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if (frame_bits <= 6144 * avctx->channels - 3) |
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