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| author | sahara <keun-o.park@windriver.com> | 2010-01-25 20:59:55 +0900 |
|---|---|---|
| committer | Patrick Tjin <pattjin@google.com> | 2014-07-21 22:03:35 -0700 |
| commit | bbee87861d9da348927f5d3214f63fde045c6bb6 (patch) | |
| tree | 2d089db023f7838af8312722eb6fd9d60c5500be /utils/src | |
| parent | 983ae58ba31d37e90bca2933ed67331021f7c775 (diff) | |
| download | wrs_omxil_core-bbee87861d9da348927f5d3214f63fde045c6bb6.tar.gz | |
get more exact frame size
Signed-off-by: sahara <keun-o.park@windriver.com>
Diffstat (limited to 'utils/src')
| -rw-r--r-- | utils/src/h264_parser.c | 32 |
1 files changed, 31 insertions, 1 deletions
diff --git a/utils/src/h264_parser.c b/utils/src/h264_parser.c index e90da4a..e5f2748 100644 --- a/utils/src/h264_parser.c +++ b/utils/src/h264_parser.c @@ -534,11 +534,13 @@ static int _vui_parse(nal_stream *pstream, SPS *sps) int nal_sps_parse(unsigned char *buffer, unsigned int len, unsigned int *width, unsigned int *height, + unsigned int *stride, unsigned int *sliceheight, unsigned int *framerate) { SPS sps; VUI vui; nal_stream nalst; + unsigned int crop_left, crop_right, crop_top, crop_bottom; unsigned int val; int status = H264_SPS_ERROR; @@ -572,11 +574,39 @@ int nal_sps_parse(unsigned char *buffer, unsigned int len, goto vui_error; } - /* calculate width, height, framerate */ + /* calculate width, height, stride, sliceheight, framerate */ *width = (sps.pic_width_in_mbs_minus1 + 1) * 16; *height = (sps.pic_height_in_map_units_minus1 + 1) * 16; + LOGV("%s: width = %d", __func__, *width); + LOGV("%s: height = %d", __func__, *height); + + if (sps.frame_cropping_flag) { + crop_left = 2 * sps.frame_crop_left_offset; + crop_right = *width - (2 * sps.frame_crop_right_offset + 1); + + if (sps.frame_mbs_only_flag) { + crop_top = 2 * sps.frame_crop_top_offset; + crop_bottom = *height - (2 * sps.frame_crop_bottom_offset + 1); + } else { + crop_top = 4 * sps.frame_crop_top_offset; + crop_bottom = *height - (4 * sps.frame_crop_bottom_offset + 1); + } + } else { + crop_bottom = *height - 1; + crop_right = *width - 1; + crop_top = crop_left = 0; + } + *width = crop_right - crop_left + 1; + *height = crop_bottom - crop_top + 1; + + /* FIXME: same as frame width,height */ + *stride = *width; + *sliceheight = *height; + LOGV("%s: frame width = %d", __func__, *width); LOGV("%s: frame height = %d", __func__, *height); + LOGV("%s: stride = %d", __func__, *stride); + LOGV("%s: sliceheight = %d", __func__, *sliceheight); /* FIXME: Generally framerate is in container header */ if (vui.fixed_frame_rate_flag) { |