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@ -28,6 +28,8 @@ |
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#include <float.h> |
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#include "avcodec.h" |
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#include "audio_frame_queue.h" |
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#include "internal.h" |
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#include "put_bits.h" |
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#include "celp_filters.h" |
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#include "ra144.h" |
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@ -37,7 +39,10 @@ static av_cold int ra144_encode_close(AVCodecContext *avctx) |
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{ |
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RA144Context *ractx = avctx->priv_data; |
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ff_lpc_end(&ractx->lpc_ctx); |
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ff_af_queue_close(&ractx->afq); |
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#if FF_API_OLD_ENCODE_AUDIO |
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av_freep(&avctx->coded_frame); |
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#endif |
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return 0; |
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} |
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@ -64,11 +69,15 @@ static av_cold int ra144_encode_init(AVCodecContext * avctx) |
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if (ret < 0) |
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goto error; |
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ff_af_queue_init(avctx, &ractx->afq); |
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#if FF_API_OLD_ENCODE_AUDIO |
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avctx->coded_frame = avcodec_alloc_frame(); |
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if (!avctx->coded_frame) { |
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ret = AVERROR(ENOMEM); |
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goto error; |
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} |
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#endif |
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return 0; |
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error: |
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@ -429,8 +438,8 @@ static void ra144_encode_subblock(RA144Context *ractx, |
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} |
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static int ra144_encode_frame(AVCodecContext *avctx, uint8_t *frame, |
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int buf_size, void *data) |
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static int ra144_encode_frame(AVCodecContext *avctx, AVPacket *avpkt, |
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const AVFrame *frame, int *got_packet_ptr) |
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{ |
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static const uint8_t sizes[LPC_ORDER] = {64, 32, 32, 16, 16, 8, 8, 8, 8, 4}; |
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static const uint8_t bit_sizes[LPC_ORDER] = {6, 5, 5, 4, 4, 3, 3, 3, 3, 2}; |
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@ -442,16 +451,16 @@ static int ra144_encode_frame(AVCodecContext *avctx, uint8_t *frame, |
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int16_t block_coefs[NBLOCKS][LPC_ORDER]; |
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int lpc_refl[LPC_ORDER]; /**< reflection coefficients of the frame */ |
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unsigned int refl_rms[NBLOCKS]; /**< RMS of the reflection coefficients */ |
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const int16_t *samples = data; |
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const int16_t *samples = frame ? (const int16_t *)frame->data[0] : NULL; |
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int energy = 0; |
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int i, idx; |
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int i, idx, ret; |
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if (ractx->last_frame) |
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return 0; |
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if (buf_size < FRAMESIZE) { |
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av_log(avctx, AV_LOG_ERROR, "output buffer too small\n"); |
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return 0; |
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if ((ret = ff_alloc_packet(avpkt, FRAMESIZE))) { |
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av_log(avctx, AV_LOG_ERROR, "Error getting output packet\n"); |
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return ret; |
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} |
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/**
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@ -465,9 +474,9 @@ static int ra144_encode_frame(AVCodecContext *avctx, uint8_t *frame, |
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lpc_data[i] = ractx->curr_block[BLOCKSIZE + BLOCKSIZE / 2 + i]; |
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energy += (lpc_data[i] * lpc_data[i]) >> 4; |
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} |
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if (data) { |
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if (frame) { |
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int j; |
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for (j = 0; j < avctx->frame_size && i < NBLOCKS * BLOCKSIZE; i++, j++) { |
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for (j = 0; j < frame->nb_samples && i < NBLOCKS * BLOCKSIZE; i++, j++) { |
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lpc_data[i] = samples[j] >> 2; |
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energy += (lpc_data[i] * lpc_data[i]) >> 4; |
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} |
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@ -499,7 +508,7 @@ static int ra144_encode_frame(AVCodecContext *avctx, uint8_t *frame, |
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memset(lpc_refl, 0, sizeof(lpc_refl)); |
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} |
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} |
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init_put_bits(&pb, frame, buf_size); |
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init_put_bits(&pb, avpkt->data, avpkt->size); |
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for (i = 0; i < LPC_ORDER; i++) { |
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idx = quantize(lpc_refl[i], ff_lpc_refl_cb[i], sizes[i]); |
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put_bits(&pb, bit_sizes[i], idx); |
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@ -525,15 +534,24 @@ static int ra144_encode_frame(AVCodecContext *avctx, uint8_t *frame, |
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/* copy input samples to current block for processing in next call */ |
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i = 0; |
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if (data) { |
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for (; i < avctx->frame_size; i++) |
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if (frame) { |
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for (; i < frame->nb_samples; i++) |
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ractx->curr_block[i] = samples[i] >> 2; |
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if ((ret = ff_af_queue_add(&ractx->afq, frame) < 0)) |
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return ret; |
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} else |
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ractx->last_frame = 1; |
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memset(&ractx->curr_block[i], 0, |
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(NBLOCKS * BLOCKSIZE - i) * sizeof(*ractx->curr_block)); |
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return FRAMESIZE; |
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/* Get the next frame pts/duration */ |
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ff_af_queue_remove(&ractx->afq, avctx->frame_size, &avpkt->pts, |
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&avpkt->duration); |
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avpkt->size = FRAMESIZE; |
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*got_packet_ptr = 1; |
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return 0; |
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} |
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@ -543,7 +561,7 @@ AVCodec ff_ra_144_encoder = { |
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.id = CODEC_ID_RA_144, |
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.priv_data_size = sizeof(RA144Context), |
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.init = ra144_encode_init, |
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.encode = ra144_encode_frame, |
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.encode2 = ra144_encode_frame, |
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.close = ra144_encode_close, |
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.capabilities = CODEC_CAP_DELAY | CODEC_CAP_SMALL_LAST_FRAME, |
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.sample_fmts = (const enum AVSampleFormat[]){ AV_SAMPLE_FMT_S16, |
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