diff options
| -rw-r--r-- | src/video_dec/libjpeg.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/src/video_dec/libjpeg.c b/src/video_dec/libjpeg.c index 6e9b22e4b..cdc48979e 100644 --- a/src/video_dec/libjpeg.c +++ b/src/video_dec/libjpeg.c @@ -146,6 +146,8 @@ static void jpeg_decode_data (video_decoder_t *this_gen, buf_element_t *buf) { int width, height; vo_frame_t *img; int max_width, max_height; + uint8_t *slice_start[1] = {NULL}; + int slice_line = 0; /* query max. image size vo can handle */ max_width = this->stream->video_out->get_property( this->stream->video_out, @@ -209,6 +211,9 @@ static void jpeg_decode_data (video_decoder_t *this_gen, buf_element_t *buf) { linesize = cinfo.output_width * cinfo.output_components; buffer = (cinfo.mem->alloc_sarray)((void*)&cinfo, JPOOL_IMAGE, linesize, 1); + if (img->proc_slice && !(img->height & 0xf)) { + slice_start[0] = img->base[0]; + } /* cut to frame width */ if (cinfo.output_width > img->width) { @@ -236,6 +241,20 @@ static void jpeg_decode_data (video_decoder_t *this_gen, buf_element_t *buf) { *dst++ = buffer[0][i + 1]; } } + + if (slice_start[0]) { + slice_line++; + if (slice_line == 16) { + img->proc_slice(img, slice_start); + slice_start[0] += 16 * img->pitches[0]; + slice_line = 0; + } + } + } + + /* final slice */ + if (slice_start[0] && slice_line) { + img->proc_slice(img, slice_start); } jpeg_finish_decompress(&cinfo); |