ra144enc: use AVCodec.encode2()

pull/4/head
Justin Ruggles 13 years ago
parent f090428234
commit 330d9d1b50
  1. 3
      libavcodec/Makefile
  2. 2
      libavcodec/ra144.h
  3. 46
      libavcodec/ra144enc.c

@ -322,7 +322,8 @@ OBJS-$(CONFIG_QTRLE_ENCODER) += qtrleenc.o
OBJS-$(CONFIG_R10K_DECODER) += r210dec.o
OBJS-$(CONFIG_R210_DECODER) += r210dec.o
OBJS-$(CONFIG_RA_144_DECODER) += ra144dec.o ra144.o celp_filters.o
OBJS-$(CONFIG_RA_144_ENCODER) += ra144enc.o ra144.o celp_filters.o
OBJS-$(CONFIG_RA_144_ENCODER) += ra144enc.o ra144.o celp_filters.o \
audio_frame_queue.o
OBJS-$(CONFIG_RA_288_DECODER) += ra288.o celp_math.o celp_filters.o
OBJS-$(CONFIG_RALF_DECODER) += ralf.o
OBJS-$(CONFIG_RAWVIDEO_DECODER) += rawdec.o

@ -24,6 +24,7 @@
#include <stdint.h>
#include "lpc.h"
#include "audio_frame_queue.h"
#define NBLOCKS 4 ///< number of subblocks within a block
#define BLOCKSIZE 40 ///< subblock size in 16-bit words
@ -36,6 +37,7 @@ typedef struct {
AVCodecContext *avctx;
AVFrame frame;
LPCContext lpc_ctx;
AudioFrameQueue afq;
int last_frame;
unsigned int old_energy; ///< previous frame energy

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

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