* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- *
*/
/**
- * @file loco.c
+ * @file
* LOCO codec.
*/
#include "avcodec.h"
-#include "common.h"
-#include "bitstream.h"
+#include "get_bits.h"
#include "golomb.h"
+#include "mathops.h"
enum LOCO_MODE {LOCO_UNKN=0, LOCO_CYUY2=-1, LOCO_CRGB=-2, LOCO_CRGBA=-3, LOCO_CYV12=-4,
LOCO_YUY2=1, LOCO_UYVY=2, LOCO_RGB=3, LOCO_RGBA=4, LOCO_YV12=5};
}
static int loco_decode_plane(LOCOContext *l, uint8_t *data, int width, int height,
- int stride, uint8_t *buf, int buf_size, int step)
+ int stride, const uint8_t *buf, int buf_size, int step)
{
RICEContext rc;
int val;
data += stride;
}
- return ((get_bits_count(&rc.gb) + 7) >> 3);
+ return (get_bits_count(&rc.gb) + 7) >> 3;
}
static int decode_frame(AVCodecContext *avctx,
void *data, int *data_size,
- uint8_t *buf, int buf_size)
+ AVPacket *avpkt)
{
+ const uint8_t *buf = avpkt->data;
+ int buf_size = avpkt->size;
LOCOContext * const l = avctx->priv_data;
AVFrame * const p= (AVFrame*)&l->pic;
int decoded;
return buf_size;
}
-static int decode_init(AVCodecContext *avctx){
+static av_cold int decode_init(AVCodecContext *avctx){
LOCOContext * const l = avctx->priv_data;
int version;
return 0;
}
+static av_cold int decode_end(AVCodecContext *avctx){
+ LOCOContext * const l = avctx->priv_data;
+ AVFrame *pic = &l->pic;
+
+ if (pic->data[0])
+ avctx->release_buffer(avctx, pic);
+
+ return 0;
+}
+
AVCodec loco_decoder = {
"loco",
- CODEC_TYPE_VIDEO,
+ AVMEDIA_TYPE_VIDEO,
CODEC_ID_LOCO,
sizeof(LOCOContext),
decode_init,
NULL,
- NULL,
+ decode_end,
decode_frame,
CODEC_CAP_DR1,
+ .long_name = NULL_IF_CONFIG_SMALL("LOCO"),
};