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Code Issues Releases Activity

libschroedingerenc: switch to encode2().

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This commit is contained in:
Anton Khirnov 2012-02-20 13:21:58 +01:00
parent 278d88689b
commit df53a47317
1 changed files with 31 additions and 12 deletions
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43
libavcodec/libschroedingerenc.c
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@ -35,6 +35,7 @@
#include <schroedinger/schrovideoformat.h>
#include "avcodec.h"
#include "internal.h"
#include "libdirac_libschro.h"
#include "libschroedinger.h"
#include "bytestream.h"
@ -71,6 +72,9 @@ typedef struct SchroEncoderParams {
/** end of sequence pulled */
int eos_pulled;
/* counter for frames submitted to encoder, used as dts */
int64_t dts;
} SchroEncoderParams;
/**
@ -175,6 +179,7 @@ static int libschroedinger_encode_init(AVCodecContext *avccontext)
schro_encoder_setting_set_double(p_schro_params->encoder,
"au_distance", avccontext->gop_size);
avccontext->has_b_frames = 1;
p_schro_params->dts = -1;
}
/* FIXME - Need to handle SCHRO_ENCODER_RATE_CONTROL_LOW_DELAY. */
@ -236,7 +241,7 @@ static int libschroedinger_encode_init(AVCodecContext *avccontext)
}
static SchroFrame *libschroedinger_frame_from_data(AVCodecContext *avccontext,
void *in_data)
const AVFrame *frame)
{
SchroEncoderParams *p_schro_params = avccontext->priv_data;
SchroFrame *in_frame;
@ -246,7 +251,7 @@ static SchroFrame *libschroedinger_frame_from_data(AVCodecContext *avccontext,
in_frame = ff_create_schro_frame(avccontext, p_schro_params->frame_format);
if (in_frame)
avpicture_layout((AVPicture *)in_data, avccontext->pix_fmt,
avpicture_layout((const AVPicture *)frame, avccontext->pix_fmt,
avccontext->width, avccontext->height,
in_frame->components[0].data,
p_schro_params->frame_size);
@ -262,9 +267,8 @@ static void SchroedingerFreeFrame(void *data)
av_free(enc_frame);
}
static int libschroedinger_encode_frame(AVCodecContext *avccontext,
unsigned char *frame,
int buf_size, void *data)
static int libschroedinger_encode_frame(AVCodecContext *avccontext, AVPacket *pkt,
const AVFrame *frame, int *got_packet)
{
int enc_size = 0;
SchroEncoderParams *p_schro_params = avccontext->priv_data;
@ -275,8 +279,9 @@ static int libschroedinger_encode_frame(AVCodecContext *avccontext,
int presentation_frame;
int parse_code;
int last_frame_in_sequence = 0;
int pkt_size, ret;
if (!data) {
if (!frame) {
/* Push end of sequence if not already signalled. */
if (!p_schro_params->eos_signalled) {
schro_encoder_end_of_stream(encoder);
@ -285,7 +290,7 @@ static int libschroedinger_encode_frame(AVCodecContext *avccontext,
} else {
/* Allocate frame data to schro input buffer. */
SchroFrame *in_frame = libschroedinger_frame_from_data(avccontext,
data);
frame);
/* Load next frame. */
schro_encoder_push_frame(encoder, in_frame);
}
@ -373,28 +378,42 @@ static int libschroedinger_encode_frame(AVCodecContext *avccontext,
if (!p_frame_output)
return 0;
memcpy(frame, p_frame_output->p_encbuf, p_frame_output->size);
pkt_size = p_frame_output->size;
if (last_frame_in_sequence && p_schro_params->enc_buf_size > 0)
pkt_size += p_schro_params->enc_buf_size;
if ((ret = ff_alloc_packet(pkt, pkt_size)) < 0) {
av_log(avccontext, AV_LOG_ERROR, "Error getting output packet of size %d.\n", pkt_size);
goto error;
}
memcpy(pkt->data, p_frame_output->p_encbuf, p_frame_output->size);
avccontext->coded_frame->key_frame = p_frame_output->key_frame;
/* Use the frame number of the encoded frame as the pts. It is OK to
* do so since Dirac is a constant frame rate codec. It expects input
* to be of constant frame rate. */
pkt->pts =
avccontext->coded_frame->pts = p_frame_output->frame_num;
pkt->dts = p_schro_params->dts++;
enc_size = p_frame_output->size;
/* Append the end of sequence information to the last frame in the
* sequence. */
if (last_frame_in_sequence && p_schro_params->enc_buf_size > 0) {
memcpy(frame + enc_size, p_schro_params->enc_buf,
memcpy(pkt->data + enc_size, p_schro_params->enc_buf,
p_schro_params->enc_buf_size);
enc_size += p_schro_params->enc_buf_size;
av_freep(&p_schro_params->enc_buf);
p_schro_params->enc_buf_size = 0;
}
if (p_frame_output->key_frame)
pkt->flags |= AV_PKT_FLAG_KEY;
*got_packet = 1;
error:
/* free frame */
SchroedingerFreeFrame(p_frame_output);
return enc_size;
return ret;
}
@ -427,7 +446,7 @@ AVCodec ff_libschroedinger_encoder = {
.id = CODEC_ID_DIRAC,
.priv_data_size = sizeof(SchroEncoderParams),
.init = libschroedinger_encode_init,
.encode = libschroedinger_encode_frame,
.encode2 = libschroedinger_encode_frame,
.close = libschroedinger_encode_close,
.capabilities = CODEC_CAP_DELAY,
.pix_fmts = (const enum PixelFormat[]){PIX_FMT_YUV420P, PIX_FMT_YUV422P, PIX_FMT_YUV444P, PIX_FMT_NONE},