*/
#include "avcodec.h"
-#include "dsputil.h"
+#include "internal.h"
#include "mpegvideo.h"
#include "mjpeg.h"
#include "mjpegenc.h"
-static int encode_picture_lossless(AVCodecContext *avctx, unsigned char *buf, int buf_size, void *data){
+static int encode_picture_lossless(AVCodecContext *avctx, AVPacket *pkt,
+ const AVFrame *pict, int *got_packet)
+{
MpegEncContext * const s = avctx->priv_data;
MJpegContext * const m = s->mjpeg_ctx;
- AVFrame *pict = data;
const int width= s->width;
const int height= s->height;
- AVFrame * const p= (AVFrame*)&s->current_picture;
+ AVFrame * const p = &s->current_picture.f;
const int predictor= avctx->prediction_method+1;
+ const int mb_width = (width + s->mjpeg_hsample[0] - 1) / s->mjpeg_hsample[0];
+ const int mb_height = (height + s->mjpeg_vsample[0] - 1) / s->mjpeg_vsample[0];
+ int ret, max_pkt_size = FF_MIN_BUFFER_SIZE;
+
+ if (avctx->pix_fmt == AV_PIX_FMT_BGRA)
+ max_pkt_size += width * height * 3 * 4;
+ else {
+ max_pkt_size += mb_width * mb_height * 3 * 4
+ * s->mjpeg_hsample[0] * s->mjpeg_vsample[0];
+ }
+ if ((ret = ff_alloc_packet(pkt, max_pkt_size)) < 0) {
+ av_log(avctx, AV_LOG_ERROR, "Error getting output packet of size %d.\n", max_pkt_size);
+ return ret;
+ }
- init_put_bits(&s->pb, buf, buf_size);
+ init_put_bits(&s->pb, pkt->data, pkt->size);
- *p = *pict;
+ av_frame_unref(p);
+ ret = av_frame_ref(p, pict);
+ if (ret < 0)
+ return ret;
p->pict_type= AV_PICTURE_TYPE_I;
p->key_frame= 1;
s->header_bits= put_bits_count(&s->pb);
- if(avctx->pix_fmt == PIX_FMT_BGRA){
+ if(avctx->pix_fmt == AV_PIX_FMT_BGRA){
int x, y, i;
const int linesize= p->linesize[0];
uint16_t (*buffer)[4]= (void *) s->rd_scratchpad;
}
}else{
int mb_x, mb_y, i;
- const int mb_width = (width + s->mjpeg_hsample[0] - 1) / s->mjpeg_hsample[0];
- const int mb_height = (height + s->mjpeg_vsample[0] - 1) / s->mjpeg_vsample[0];
for(mb_y = 0; mb_y < mb_height; mb_y++) {
if(s->pb.buf_end - s->pb.buf - (put_bits_count(&s->pb)>>3) < mb_width * 4 * 3 * s->mjpeg_hsample[0] * s->mjpeg_vsample[0]){
int pred;
ptr = p->data[i] + (linesize * (v * mb_y + y)) + (h * mb_x + x); //FIXME optimize this crap
-//printf("%d %d %d %d %8X\n", mb_x, mb_y, x, y, ptr);
PREDICT(pred, ptr[-linesize-1], ptr[-linesize], ptr[-1], predictor);
if(i==0)
s->picture_number++;
flush_put_bits(&s->pb);
- return put_bits_ptr(&s->pb) - s->pb.buf;
+ pkt->size = put_bits_ptr(&s->pb) - s->pb.buf;
+ pkt->flags |= AV_PKT_FLAG_KEY;
+ *got_packet = 1;
+
+ return 0;
// return (put_bits_count(&f->pb)+7)/8;
}
AVCodec ff_ljpeg_encoder = { //FIXME avoid MPV_* lossless JPEG should not need them
.name = "ljpeg",
+ .long_name = NULL_IF_CONFIG_SMALL("Lossless JPEG"),
.type = AVMEDIA_TYPE_VIDEO,
- .id = CODEC_ID_LJPEG,
+ .id = AV_CODEC_ID_LJPEG,
.priv_data_size = sizeof(MpegEncContext),
- .init = MPV_encode_init,
- .encode = encode_picture_lossless,
- .close = MPV_encode_end,
- .long_name = NULL_IF_CONFIG_SMALL("Lossless JPEG"),
+ .init = ff_MPV_encode_init,
+ .encode2 = encode_picture_lossless,
+ .close = ff_MPV_encode_end,
};