The MJPEG decoder does not need a zero-filled buffer.
Signed-off-by: Francois Gouget <fgouget@xxxxxxxxxxxxxxx>
---
src/channel-display-mjpeg.c | 9 +++++++--
1 file changed, 7 insertions(+), 2 deletions(-)
diff --git a/src/channel-display-mjpeg.c b/src/channel-display-mjpeg.c
index 78e3d5a..6271cfb 100644
--- a/src/channel-display-mjpeg.c
+++ b/src/channel-display-mjpeg.c
@@ -39,6 +39,7 @@ typedef struct MJpegDecoder {
/* ---------- Output frame data ---------- */
uint8_t *out_frame;
+ uint32_t out_size;
} MJpegDecoder;
@@ -85,8 +86,12 @@ static uint8_t* mjpeg_decoder_decode_frame(VideoDecoder *video_decoder,
decoder->frame_msg = frame_msg;
stream_get_dimensions(decoder->base.stream, frame_msg, &width, &height);
- g_free(decoder->out_frame);
- dest = decoder->out_frame = g_malloc0(width * height * 4);
+ if (decoder->out_size < width * height * 4) {
+ g_free(decoder->out_frame);
+ decoder->out_size = width * height * 4;
+ decoder->out_frame = g_malloc(decoder->out_size);
+ }
+ dest = decoder->out_frame;
jpeg_read_header(&decoder->mjpeg_cinfo, 1);
#ifdef JCS_EXTENSIONS
--
2.7.0
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