#include "libavutil/lzo.h"
typedef struct {
- AVFrame pic;
int linelen, height, bpp;
unsigned int decomp_size;
unsigned char* decomp_buf;
return AVERROR_INVALIDDATA;
}
- if (c->pic.data[0])
- avctx->release_buffer(avctx, &c->pic);
- c->pic.reference = 1;
- c->pic.buffer_hints = FF_BUFFER_HINTS_VALID | FF_BUFFER_HINTS_READABLE |
- FF_BUFFER_HINTS_PRESERVE | FF_BUFFER_HINTS_REUSABLE;
- if ((ret = ff_get_buffer(avctx, &c->pic)) < 0) {
+ if ((ret = ff_get_buffer(avctx, picture, 0)) < 0) {
av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
return ret;
}
// flip upside down, add difference frame
if (buf[0] & 1) { // keyframe
- c->pic.pict_type = AV_PICTURE_TYPE_I;
- c->pic.key_frame = 1;
+ picture->pict_type = AV_PICTURE_TYPE_I;
+ picture->key_frame = 1;
switch (c->bpp) {
case 16:
- copy_frame_16(&c->pic, c->decomp_buf, c->linelen, c->height);
+ copy_frame_16(picture, c->decomp_buf, c->linelen, c->height);
break;
case 32:
- copy_frame_32(&c->pic, c->decomp_buf, c->linelen, c->height);
+ copy_frame_32(picture, c->decomp_buf, c->linelen, c->height);
break;
default:
- copy_frame_default(&c->pic, c->decomp_buf, FFALIGN(c->linelen, 4),
+ copy_frame_default(picture, c->decomp_buf, FFALIGN(c->linelen, 4),
c->linelen, c->height);
}
} else {
- c->pic.pict_type = AV_PICTURE_TYPE_P;
- c->pic.key_frame = 0;
+ picture->pict_type = AV_PICTURE_TYPE_P;
+ picture->key_frame = 0;
switch (c->bpp) {
case 16:
- add_frame_16(&c->pic, c->decomp_buf, c->linelen, c->height);
+ add_frame_16(picture, c->decomp_buf, c->linelen, c->height);
break;
case 32:
- add_frame_32(&c->pic, c->decomp_buf, c->linelen, c->height);
+ add_frame_32(picture, c->decomp_buf, c->linelen, c->height);
break;
default:
- add_frame_default(&c->pic, c->decomp_buf, FFALIGN(c->linelen, 4),
+ add_frame_default(picture, c->decomp_buf, FFALIGN(c->linelen, 4),
c->linelen, c->height);
}
}
- *picture = c->pic;
*got_frame = 1;
return buf_size;
}
return AVERROR_INVALIDDATA;
}
c->bpp = avctx->bits_per_coded_sample;
- c->pic.data[0] = NULL;
c->linelen = avctx->width * avctx->bits_per_coded_sample / 8;
c->height = avctx->height;
stride = c->linelen;
static av_cold int decode_end(AVCodecContext *avctx) {
CamStudioContext *c = avctx->priv_data;
av_freep(&c->decomp_buf);
- if (c->pic.data[0])
- avctx->release_buffer(avctx, &c->pic);
return 0;
}