diff options
| -rw-r--r-- | libavcodec/mjpegdec.c | 13 | ||||
| -rw-r--r-- | libavcodec/mjpegdec.h | 2 |
2 files changed, 11 insertions, 4 deletions
diff --git a/libavcodec/mjpegdec.c b/libavcodec/mjpegdec.c index dea195b483..839d3c5f60 100644 --- a/libavcodec/mjpegdec.c +++ b/libavcodec/mjpegdec.c @@ -84,8 +84,12 @@ av_cold int ff_mjpeg_decode_init(AVCodecContext *avctx) { MJpegDecodeContext *s = avctx->priv_data; - if (!s->picture_ptr) - s->picture_ptr = &s->picture; + if (!s->picture_ptr) { + s->picture = av_frame_alloc(); + if (!s->picture) + return AVERROR(ENOMEM); + s->picture_ptr = s->picture; + } s->avctx = avctx; ff_hpeldsp_init(&s->hdsp, avctx->flags); @@ -1651,7 +1655,10 @@ av_cold int ff_mjpeg_decode_end(AVCodecContext *avctx) MJpegDecodeContext *s = avctx->priv_data; int i, j; - if (s->picture_ptr) + if (s->picture) { + av_frame_free(&s->picture); + s->picture_ptr = NULL; + } else if (s->picture_ptr) av_frame_unref(s->picture_ptr); av_free(s->buffer); diff --git a/libavcodec/mjpegdec.h b/libavcodec/mjpegdec.h index 36598dd5e0..e3adc581f4 100644 --- a/libavcodec/mjpegdec.h +++ b/libavcodec/mjpegdec.h @@ -84,7 +84,7 @@ typedef struct MJpegDecodeContext { int h_max, v_max; /* maximum h and v counts */ int quant_index[4]; /* quant table index for each component */ int last_dc[MAX_COMPONENTS]; /* last DEQUANTIZED dc (XXX: am I right to do that ?) */ - AVFrame picture; /* picture structure */ + AVFrame *picture; /* picture structure */ AVFrame *picture_ptr; /* pointer to picture structure */ int got_picture; ///< we found a SOF and picture is valid, too. int linesize[MAX_COMPONENTS]; ///< linesize << interlaced |