* (http://dirac.sourceforge.net/specification.html).
*/
+#include <string.h>
+
#include "libavutil/imgutils.h"
+#include "libavutil/internal.h"
#include "libavutil/intreadwrite.h"
+#include "libavutil/mem.h"
#include "avcodec.h"
+#include "internal.h"
#include "libschroedinger.h"
-#undef NDEBUG
-#include <assert.h>
-
-
#include <schroedinger/schro.h>
#include <schroedinger/schrodebug.h>
#include <schroedinger/schrovideoformat.h>
/** end of sequence pulled */
int eos_pulled;
-
- /** decoded picture */
- AVFrame dec_frame;
} SchroDecoderParams;
typedef struct SchroParseUnitContext {
/**
* Returns Libav chroma format.
*/
-static enum PixelFormat get_chroma_format(SchroChromaFormat schro_pix_fmt)
+static enum AVPixelFormat get_chroma_format(SchroChromaFormat schro_pix_fmt)
{
int num_formats = sizeof(schro_pixel_format_map) /
sizeof(schro_pixel_format_map[0]);
for (idx = 0; idx < num_formats; ++idx)
if (schro_pixel_format_map[idx].schro_pix_fmt == schro_pix_fmt)
return schro_pixel_format_map[idx].ff_pix_fmt;
- return PIX_FMT_NONE;
+ return AV_PIX_FMT_NONE;
}
-static av_cold int libschroedinger_decode_init(AVCodecContext *avccontext)
+static av_cold int libschroedinger_decode_init(AVCodecContext *avctx)
{
- SchroDecoderParams *p_schro_params = avccontext->priv_data;
+ SchroDecoderParams *p_schro_params = avctx->priv_data;
/* First of all, initialize our supporting libraries. */
schro_init();
- schro_debug_set_level(avccontext->debug);
+ schro_debug_set_level(avctx->debug);
p_schro_params->decoder = schro_decoder_new();
schro_decoder_set_skip_ratio(p_schro_params->decoder, 1);
schro_frame_unref(frame);
}
-static void libschroedinger_handle_first_access_unit(AVCodecContext *avccontext)
+static void libschroedinger_handle_first_access_unit(AVCodecContext *avctx)
{
- SchroDecoderParams *p_schro_params = avccontext->priv_data;
+ SchroDecoderParams *p_schro_params = avctx->priv_data;
SchroDecoder *decoder = p_schro_params->decoder;
p_schro_params->format = schro_decoder_get_video_format(decoder);
/* Tell Libav about sequence details. */
if (av_image_check_size(p_schro_params->format->width,
- p_schro_params->format->height, 0, avccontext) < 0) {
- av_log(avccontext, AV_LOG_ERROR, "invalid dimensions (%dx%d)\n",
+ p_schro_params->format->height, 0, avctx) < 0) {
+ av_log(avctx, AV_LOG_ERROR, "invalid dimensions (%dx%d)\n",
p_schro_params->format->width, p_schro_params->format->height);
- avccontext->height = avccontext->width = 0;
+ avctx->height = avctx->width = 0;
return;
}
- avccontext->height = p_schro_params->format->height;
- avccontext->width = p_schro_params->format->width;
- avccontext->pix_fmt = get_chroma_format(p_schro_params->format->chroma_format);
+ avctx->height = p_schro_params->format->height;
+ avctx->width = p_schro_params->format->width;
+ avctx->pix_fmt = get_chroma_format(p_schro_params->format->chroma_format);
if (ff_get_schro_frame_format(p_schro_params->format->chroma_format,
&p_schro_params->frame_format) == -1) {
- av_log(avccontext, AV_LOG_ERROR,
+ av_log(avctx, AV_LOG_ERROR,
"This codec currently only supports planar YUV 4:2:0, 4:2:2 "
"and 4:4:4 formats.\n");
return;
}
- avccontext->time_base.den = p_schro_params->format->frame_rate_numerator;
- avccontext->time_base.num = p_schro_params->format->frame_rate_denominator;
+ avctx->framerate.num = p_schro_params->format->frame_rate_numerator;
+ avctx->framerate.den = p_schro_params->format->frame_rate_denominator;
}
-static int libschroedinger_decode_frame(AVCodecContext *avccontext,
- void *data, int *data_size,
+static int libschroedinger_decode_frame(AVCodecContext *avctx,
+ void *data, int *got_frame,
AVPacket *avpkt)
{
const uint8_t *buf = avpkt->data;
int64_t pts = avpkt->pts;
SchroTag *tag;
- SchroDecoderParams *p_schro_params = avccontext->priv_data;
+ SchroDecoderParams *p_schro_params = avctx->priv_data;
SchroDecoder *decoder = p_schro_params->decoder;
SchroBuffer *enc_buf;
SchroFrame* frame;
+ AVFrame *avframe = data;
int state;
int go = 1;
int outer = 1;
SchroParseUnitContext parse_ctx;
LibSchroFrameContext *framewithpts = NULL;
- *data_size = 0;
+ *got_frame = 0;
parse_context_init(&parse_ctx, buf, buf_size);
if (!buf_size) {
/* Set Schrotag with the pts to be recovered after decoding*/
enc_buf->tag = schro_tag_new(av_malloc(sizeof(int64_t)), av_free);
if (!enc_buf->tag->value) {
- av_log(avccontext, AV_LOG_ERROR, "Unable to allocate SchroTag\n");
+ av_log(avctx, AV_LOG_ERROR, "Unable to allocate SchroTag\n");
return AVERROR(ENOMEM);
}
AV_WN(64, enc_buf->tag->value, pts);
/* Push buffer into decoder. */
if (SCHRO_PARSE_CODE_IS_PICTURE(enc_buf->data[4]) &&
SCHRO_PARSE_CODE_NUM_REFS(enc_buf->data[4]) > 0)
- avccontext->has_b_frames = 1;
+ avctx->has_b_frames = 1;
state = schro_decoder_push(decoder, enc_buf);
if (state == SCHRO_DECODER_FIRST_ACCESS_UNIT)
- libschroedinger_handle_first_access_unit(avccontext);
+ libschroedinger_handle_first_access_unit(avctx);
go = 1;
} else
outer = 0;
state = schro_decoder_wait(decoder);
switch (state) {
case SCHRO_DECODER_FIRST_ACCESS_UNIT:
- libschroedinger_handle_first_access_unit(avccontext);
+ libschroedinger_handle_first_access_unit(avctx);
break;
case SCHRO_DECODER_NEED_BITS:
case SCHRO_DECODER_NEED_FRAME:
/* Decoder needs a frame - create one and push it in. */
- frame = ff_create_schro_frame(avccontext,
+ frame = ff_create_schro_frame(avctx,
p_schro_params->frame_format);
+ if (!frame)
+ return AVERROR(ENOMEM);
schro_decoder_add_output_picture(decoder, frame);
break;
/* Add relation between schroframe and pts. */
framewithpts = av_malloc(sizeof(LibSchroFrameContext));
if (!framewithpts) {
- av_log(avccontext, AV_LOG_ERROR, "Unable to allocate FrameWithPts\n");
+ av_log(avctx, AV_LOG_ERROR, "Unable to allocate FrameWithPts\n");
return AVERROR(ENOMEM);
}
framewithpts->frame = frame;
framewithpts = ff_schro_queue_pop(&p_schro_params->dec_frame_queue);
if (framewithpts && framewithpts->frame) {
- if (p_schro_params->dec_frame.data[0])
- avccontext->release_buffer(avccontext, &p_schro_params->dec_frame);
- if (avccontext->get_buffer(avccontext, &p_schro_params->dec_frame) < 0) {
- av_log(avccontext, AV_LOG_ERROR, "Unable to allocate buffer\n");
+ if (ff_get_buffer(avctx, avframe, 0) < 0) {
+ av_log(avctx, AV_LOG_ERROR, "Unable to allocate buffer\n");
return AVERROR(ENOMEM);
}
- memcpy(p_schro_params->dec_frame.data[0],
+ memcpy(avframe->data[0],
framewithpts->frame->components[0].data,
framewithpts->frame->components[0].length);
- memcpy(p_schro_params->dec_frame.data[1],
+ memcpy(avframe->data[1],
framewithpts->frame->components[1].data,
framewithpts->frame->components[1].length);
- memcpy(p_schro_params->dec_frame.data[2],
+ memcpy(avframe->data[2],
framewithpts->frame->components[2].data,
framewithpts->frame->components[2].length);
/* Fill frame with current buffer data from Schroedinger. */
- p_schro_params->dec_frame.format = -1; /* Unknown -1 */
- p_schro_params->dec_frame.width = framewithpts->frame->width;
- p_schro_params->dec_frame.height = framewithpts->frame->height;
- p_schro_params->dec_frame.pkt_pts = framewithpts->pts;
- p_schro_params->dec_frame.linesize[0] = framewithpts->frame->components[0].stride;
- p_schro_params->dec_frame.linesize[1] = framewithpts->frame->components[1].stride;
- p_schro_params->dec_frame.linesize[2] = framewithpts->frame->components[2].stride;
-
- *(AVFrame*)data = p_schro_params->dec_frame;
- *data_size = sizeof(AVFrame);
+ avframe->pts = framewithpts->pts;
+#if FF_API_PKT_PTS
+FF_DISABLE_DEPRECATION_WARNINGS
+ avframe->pkt_pts = avframe->pts;
+FF_ENABLE_DEPRECATION_WARNINGS
+#endif
+ avframe->linesize[0] = framewithpts->frame->components[0].stride;
+ avframe->linesize[1] = framewithpts->frame->components[1].stride;
+ avframe->linesize[2] = framewithpts->frame->components[2].stride;
+
+ *got_frame = 1;
/* Now free the frame resources. */
libschroedinger_decode_frame_free(framewithpts->frame);
av_free(framewithpts);
} else {
data = NULL;
- *data_size = 0;
+ *got_frame = 0;
}
return buf_size;
}
-static av_cold int libschroedinger_decode_close(AVCodecContext *avccontext)
+static av_cold int libschroedinger_decode_close(AVCodecContext *avctx)
{
- SchroDecoderParams *p_schro_params = avccontext->priv_data;
+ SchroDecoderParams *p_schro_params = avctx->priv_data;
/* Free the decoder. */
schro_decoder_free(p_schro_params->decoder);
av_freep(&p_schro_params->format);
- if (p_schro_params->dec_frame.data[0])
- avccontext->release_buffer(avccontext, &p_schro_params->dec_frame);
-
/* Free data in the output frame queue. */
ff_schro_queue_free(&p_schro_params->dec_frame_queue,
libschroedinger_decode_frame_free);
return 0;
}
-static void libschroedinger_flush(AVCodecContext *avccontext)
+static void libschroedinger_flush(AVCodecContext *avctx)
{
/* Got a seek request. Free the decoded frames queue and then reset
* the decoder */
- SchroDecoderParams *p_schro_params = avccontext->priv_data;
+ SchroDecoderParams *p_schro_params = avctx->priv_data;
/* Free data in the output frame queue. */
ff_schro_queue_free(&p_schro_params->dec_frame_queue,
AVCodec ff_libschroedinger_decoder = {
.name = "libschroedinger",
+ .long_name = NULL_IF_CONFIG_SMALL("libschroedinger Dirac 2.2"),
.type = AVMEDIA_TYPE_VIDEO,
- .id = CODEC_ID_DIRAC,
+ .id = AV_CODEC_ID_DIRAC,
.priv_data_size = sizeof(SchroDecoderParams),
.init = libschroedinger_decode_init,
.close = libschroedinger_decode_close,
.decode = libschroedinger_decode_frame,
- .capabilities = CODEC_CAP_DELAY,
+ .capabilities = AV_CODEC_CAP_DELAY | AV_CODEC_CAP_DR1,
.flush = libschroedinger_flush,
- .long_name = NULL_IF_CONFIG_SMALL("libschroedinger Dirac 2.2"),
};