* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
+#include "libavutil/intreadwrite.h"
+#include "libavutil/imgutils.h"
#include "avcodec.h"
typedef struct PTXContext {
AVFrame picture;
} PTXContext;
-static int ptx_init(AVCodecContext *avctx) {
+static av_cold int ptx_init(AVCodecContext *avctx) {
PTXContext *s = avctx->priv_data;
avcodec_get_frame_defaults(&s->picture);
}
static int ptx_decode_frame(AVCodecContext *avctx, void *data, int *data_size,
- uint8_t *buf, int buf_size) {
+ AVPacket *avpkt) {
+ const uint8_t *buf = avpkt->data;
PTXContext * const s = avctx->priv_data;
AVFrame *picture = data;
- AVFrame * const p = (AVFrame *)&s->picture;
+ AVFrame * const p = &s->picture;
unsigned int offset, w, h, y, stride, bytes_per_pixel;
uint8_t *ptr;
bytes_per_pixel = AV_RL16(buf+12) >> 3;
if (bytes_per_pixel != 2) {
- av_log(avctx, AV_LOG_ERROR, "image format is not rgb15, please report on ffmpeg-users mailing list\n");
+ av_log_ask_for_sample(avctx, "Image format is not RGB15.\n");
return -1;
}
avctx->pix_fmt = PIX_FMT_RGB555;
if (offset != 0x2c)
- av_log(avctx, AV_LOG_WARNING, "offset != 0x2c, untested due to lack of sample files\n");
+ av_log_ask_for_sample(avctx, "offset != 0x2c\n");
buf += offset;
if (p->data[0])
avctx->release_buffer(avctx, p);
- if (avcodec_check_dimensions(avctx, w, h))
+ if (av_image_check_size(w, h, 0, avctx))
return -1;
if (w != avctx->width || h != avctx->height)
avcodec_set_dimensions(avctx, w, h);
return -1;
}
- p->pict_type = FF_I_TYPE;
+ p->pict_type = AV_PICTURE_TYPE_I;
ptr = p->data[0];
stride = p->linesize[0];
for (y=0; y<h; y++) {
-#ifdef WORDS_BIGENDIAN
+#if HAVE_BIGENDIAN
unsigned int x;
for (x=0; x<w*bytes_per_pixel; x+=bytes_per_pixel)
AV_WN16(ptr+x, AV_RL16(buf+x));
return offset + w*h*bytes_per_pixel;
}
-static int ptx_end(AVCodecContext *avctx) {
+static av_cold int ptx_end(AVCodecContext *avctx) {
PTXContext *s = avctx->priv_data;
if(s->picture.data[0])
return 0;
}
-AVCodec ptx_decoder = {
+AVCodec ff_ptx_decoder = {
"ptx",
- CODEC_TYPE_VIDEO,
+ AVMEDIA_TYPE_VIDEO,
CODEC_ID_PTX,
sizeof(PTXContext),
ptx_init,
NULL,
ptx_end,
ptx_decode_frame,
- 0,
- NULL
+ CODEC_CAP_DR1,
+ NULL,
+ .long_name = NULL_IF_CONFIG_SMALL("V.Flash PTX image"),
};