* 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 cljr.c
+ * @file
* Cirrus Logic AccuPak codec.
*/
#include "avcodec.h"
-#include "mpegvideo.h"
+#include "dsputil.h"
+#include "get_bits.h"
+
+/* Disable the encoder. */
+#undef CONFIG_CLJR_ENCODER
+#define CONFIG_CLJR_ENCODER 0
typedef struct CLJRContext{
AVCodecContext *avctx;
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;
CLJRContext * const a = avctx->priv_data;
AVFrame *picture = data;
AVFrame * const p= (AVFrame*)&a->picture;
if(p->data[0])
avctx->release_buffer(avctx, p);
+ if(buf_size/avctx->height < avctx->width) {
+ av_log(avctx, AV_LOG_ERROR, "Resolution larger than buffer size. Invalid header?\n");
+ return -1;
+ }
+
p->reference= 0;
if(avctx->get_buffer(avctx, p) < 0){
av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
return -1;
}
- p->pict_type= I_TYPE;
+ p->pict_type= FF_I_TYPE;
p->key_frame= 1;
init_get_bits(&a->gb, buf, buf_size);
return buf_size;
}
-#if 0
+#if CONFIG_CLJR_ENCODER
static int encode_frame(AVCodecContext *avctx, unsigned char *buf, int buf_size, void *data){
CLJRContext * const a = avctx->priv_data;
AVFrame *pict = data;
AVFrame * const p= (AVFrame*)&a->picture;
int size;
- int mb_x, mb_y;
*p = *pict;
- p->pict_type= I_TYPE;
+ p->pict_type= FF_I_TYPE;
p->key_frame= 1;
emms_c();
}
#endif
-static void common_init(AVCodecContext *avctx){
+static av_cold void common_init(AVCodecContext *avctx){
CLJRContext * const a = avctx->priv_data;
avctx->coded_frame= (AVFrame*)&a->picture;
a->avctx= avctx;
}
-static int decode_init(AVCodecContext *avctx){
+static av_cold int decode_init(AVCodecContext *avctx){
common_init(avctx);
return 0;
}
-#if 0
-static int encode_init(AVCodecContext *avctx){
+#if CONFIG_CLJR_ENCODER
+static av_cold int encode_init(AVCodecContext *avctx){
common_init(avctx);
}
#endif
-AVCodec cljr_decoder = {
+AVCodec ff_cljr_decoder = {
"cljr",
- CODEC_TYPE_VIDEO,
+ AVMEDIA_TYPE_VIDEO,
CODEC_ID_CLJR,
sizeof(CLJRContext),
decode_init,
NULL,
decode_frame,
CODEC_CAP_DR1,
+ .long_name = NULL_IF_CONFIG_SMALL("Cirrus Logic AccuPak"),
};
-#if 0
-#ifdef CONFIG_ENCODERS
-AVCodec cljr_encoder = {
+#if CONFIG_CLJR_ENCODER
+AVCodec ff_cljr_encoder = {
"cljr",
- CODEC_TYPE_VIDEO,
- CODEC_ID_cljr,
+ AVMEDIA_TYPE_VIDEO,
+ CODEC_ID_CLJR,
sizeof(CLJRContext),
encode_init,
encode_frame,
//encode_end,
+ .long_name = NULL_IF_CONFIG_SMALL("Cirrus Logic AccuPak"),
};
-
-#endif //CONFIG_ENCODERS
#endif