*
*/
+/**
+ * @file cyuv.c
+ * Creative YUV (CYUV) Video Decoder.
+ */
+
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "avcodec.h"
#include "dsputil.h"
#include "mpegvideo.h"
-#include "bswap.h"
typedef struct CyuvDecodeContext {
static int cyuv_decode_frame(AVCodecContext *avctx,
void *data, int *data_size,
- UINT8 *buf, int buf_size)
+ uint8_t *buf, int buf_size)
{
CyuvDecodeContext *s=avctx->priv_data;
unsigned char cur_byte;
int pixel_groups;
- *data_size = 0;
-
/* sanity check the buffer size: A buffer has 3x16-bytes tables
* followed by (height) lines each with 3 bytes to represent groups
* of 4 pixels. Thus, the total size of the buffer ought to be:
* (3 * 16) + height * (width * 3 / 4) */
if (buf_size != 48 + s->height * (s->width * 3 / 4)) {
- printf ("ffmpeg: cyuv: got a buffer with %d bytes when %d were expected\n",
+ av_log(avctx, AV_LOG_ERROR, "ffmpeg: cyuv: got a buffer with %d bytes when %d were expected\n",
buf_size,
48 + s->height * (s->width * 3 / 4));
return -1;
/* pixel data starts 48 bytes in, after 3x16-byte tables */
stream_ptr = 48;
+ if(s->frame.data[0])
+ avctx->release_buffer(avctx, &s->frame);
+
+ s->frame.buffer_hints = FF_BUFFER_HINTS_VALID;
s->frame.reference = 0;
if(avctx->get_buffer(avctx, &s->frame) < 0) {
- fprintf(stderr, "get_buffer() failed\n");
+ av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
return -1;
}
*data_size=sizeof(AVFrame);
*(AVFrame*)data= s->frame;
- avctx->release_buffer(avctx, &s->frame);
-
return buf_size;
}
NULL,
cyuv_decode_end,
cyuv_decode_frame,
- 0,
+ CODEC_CAP_DR1,
NULL
};