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h264: add support for video cropping.

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If the encoded stream has the frame_cropping_flag set, then associate
the cropping rectangle to GstVaapiPicture.

Signed-off-by: Gwenole Beauchesne <gwenole.beauchesne@intel.com>
This commit is contained in:
Sreerenj Balachandran 2013-02-15 18:50:26 +02:00 committed by Gwenole Beauchesne
parent 0829d94f38
commit 976d27841a
1 changed files with 10 additions and 2 deletions
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12
gst-libs/gst/vaapi/gstvaapidecoder_h264.c
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@ -540,8 +540,6 @@ dpb_output(
return TRUE; return TRUE;
picture = fs->buffers[0]; picture = fs->buffers[0];
} }
/* XXX: update cropping rectangle */
return gst_vaapi_picture_output(GST_VAAPI_PICTURE_CAST(picture)); return gst_vaapi_picture_output(GST_VAAPI_PICTURE_CAST(picture));
} }
@ -2556,6 +2554,16 @@ decode_picture(GstVaapiDecoderH264 *decoder, GstVaapiDecoderUnit *unit)
gst_vaapi_picture_replace(&priv->current_picture, picture); gst_vaapi_picture_replace(&priv->current_picture, picture);
gst_vaapi_picture_unref(picture); gst_vaapi_picture_unref(picture);
/* Update cropping rectangle */
if (sps->frame_cropping_flag) {
GstVaapiRectangle crop_rect;
crop_rect.x = sps->crop_rect_x;
crop_rect.y = sps->crop_rect_y;
crop_rect.width = sps->crop_rect_width;
crop_rect.height = sps->crop_rect_height;
gst_vaapi_picture_set_crop_rect(&picture->base, &crop_rect);
}
picture->pps = pps; picture->pps = pps;
status = ensure_quant_matrix(decoder, picture); status = ensure_quant_matrix(decoder, picture);