@@ -58,6 +58,7 @@ typedef struct TiffContext {
/* JPEG decoding for DNG */
AVCodecContext *avctx_mjpeg; // wrapper context for MJPEG
+ AVPacket *jpkt; // encoded JPEG tile
AVFrame *jpgframe; // decoded JPEG tile
int get_subimage;
@@ -877,7 +878,6 @@ static int dng_decode_jpeg(AVCodecContext *avctx, AVFrame *frame,
int tile_byte_count, int dst_x, int dst_y, int w, int h)
{
TiffContext *s = avctx->priv_data;
- AVPacket jpkt;
uint8_t *dst_data, *src_data;
uint32_t dst_offset; /* offset from dst buffer in pixels */
int is_single_comp, is_u16, pixel_size;
@@ -887,9 +887,9 @@ static int dng_decode_jpeg(AVCodecContext *avctx, AVFrame *frame,
return AVERROR_INVALIDDATA;
/* Prepare a packet and send to the MJPEG decoder */
- av_init_packet(&jpkt);
- jpkt.data = (uint8_t*)s->gb.buffer;
- jpkt.size = tile_byte_count;
+ av_packet_unref(s->jpkt);
+ s->jpkt->data = (uint8_t*)s->gb.buffer;
+ s->jpkt->size = tile_byte_count;
if (s->is_bayer) {
MJpegDecodeContext *mjpegdecctx = s->avctx_mjpeg->priv_data;
@@ -898,7 +898,7 @@ static int dng_decode_jpeg(AVCodecContext *avctx, AVFrame *frame,
mjpegdecctx->bayer = 1;
}
- ret = avcodec_send_packet(s->avctx_mjpeg, &jpkt);
+ ret = avcodec_send_packet(s->avctx_mjpeg, s->jpkt);
if (ret < 0) {
av_log(avctx, AV_LOG_ERROR, "Error submitting a packet for decoding\n");
return ret;
@@ -2157,7 +2157,8 @@ static av_cold int tiff_init(AVCodecContext *avctx)
/* Allocate JPEG frame */
s->jpgframe = av_frame_alloc();
- if (!s->jpgframe)
+ s->jpkt = av_packet_alloc();
+ if (!s->jpgframe || !s->jpkt)
return AVERROR(ENOMEM);
/* Prepare everything needed for JPEG decoding */
@@ -2193,6 +2194,7 @@ static av_cold int tiff_end(AVCodecContext *avctx)
av_freep(&s->fax_buffer);
s->fax_buffer_size = 0;
av_frame_free(&s->jpgframe);
+ av_packet_free(&s->jpkt);
avcodec_free_context(&s->avctx_mjpeg);
return 0;
}
Signed-off-by: James Almer <jamrial@gmail.com> --- libavcodec/tiff.c | 14 ++++++++------ 1 file changed, 8 insertions(+), 6 deletions(-)