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openh264dec: Optimize frame copying a bit

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This commit is contained in:
Sebastian Dröge 2014-10-02 14:08:49 +03:00
parent 4c5a504a7b
commit 4475663569
1 changed files with 5 additions and 3 deletions
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8
ext/openh264/gstopenh264dec.cpp
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@ -255,12 +255,12 @@ static GstFlowReturn gst_openh264dec_handle_frame(GstVideoDecoder *decoder, GstV
GstH264NalUnit nalu;
GstH264SPS sps;
DECODING_STATE ret;
guchar *yuvdata[3];
guint8 *yuvdata[3];
GstFlowReturn flow_status;
GstVideoFrame video_frame;
guint actual_width, actual_height;
guint i;
gpointer p;
guint8 *p;
guint row_stride, component_width, component_height, src_width, row;
@ -369,7 +369,9 @@ static GstFlowReturn gst_openh264dec_handle_frame(GstVideoDecoder *decoder, GstV
component_height = GST_VIDEO_FRAME_COMP_HEIGHT(&video_frame, i);
src_width = i < 1 ? dst_buf_info.UsrData.sSystemBuffer.iStride[0] : dst_buf_info.UsrData.sSystemBuffer.iStride[1];
for (row = 0; row < component_height; row++) {
memcpy((guchar *)p + (row * row_stride), yuvdata[i] + (row * src_width), component_width);
memcpy(p, yuvdata[i], component_width);
p += row_stride;
yuvdata[i] += src_width;
}
}
gst_video_codec_state_unref (state);