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vdpaumpegdec: small code cleanup

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This commit is contained in:
Carl-Anton Ingmarsson 2009-05-05 23:13:25 +02:00 committed by Jan Schmidt
parent c7c60ad029
commit 0ffaf06a9a
1 changed files with 15 additions and 14 deletions
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29
sys/vdpau/gstvdpmpegdecoder.c
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@ -143,6 +143,7 @@ gst_vdp_mpeg_decoder_decode (GstVdpMpegDecoder * mpeg_dec,
GstClockTime timestamp)
{
GstVdpDecoder *dec;
VdpPictureInfoMPEG1Or2 *info;
GstBuffer *buffer;
GstVdpVideoBuffer *outbuf;
VdpVideoSurface surface;
@ -151,37 +152,37 @@ gst_vdp_mpeg_decoder_decode (GstVdpMpegDecoder * mpeg_dec,
VdpStatus status;
dec = GST_VDP_DECODER (mpeg_dec);
info = &mpeg_dec->vdp_info;
buffer = gst_adapter_take_buffer (mpeg_dec->adapter,
gst_adapter_available (mpeg_dec->adapter));
if (mpeg_dec->vdp_info.picture_coding_type != B_FRAME) {
if (mpeg_dec->vdp_info.backward_reference != VDP_INVALID_HANDLE) {
if (info->picture_coding_type != B_FRAME) {
if (info->backward_reference != VDP_INVALID_HANDLE) {
gst_buffer_ref (mpeg_dec->b_buffer);
gst_vdp_decoder_push_video_buffer (dec,
GST_VDP_VIDEO_BUFFER (mpeg_dec->b_buffer));
}
if (mpeg_dec->vdp_info.forward_reference != VDP_INVALID_HANDLE) {
if (info->forward_reference != VDP_INVALID_HANDLE) {
gst_buffer_unref (mpeg_dec->f_buffer);
mpeg_dec->vdp_info.forward_reference = VDP_INVALID_HANDLE;
info->forward_reference = VDP_INVALID_HANDLE;
}
mpeg_dec->vdp_info.forward_reference =
mpeg_dec->vdp_info.backward_reference;
info->forward_reference = info->backward_reference;
mpeg_dec->f_buffer = mpeg_dec->b_buffer;
mpeg_dec->vdp_info.backward_reference = VDP_INVALID_HANDLE;
info->backward_reference = VDP_INVALID_HANDLE;
}
outbuf = gst_vdp_video_buffer_new (dec->device, VDP_CHROMA_TYPE_420,
dec->width, dec->height);
GST_BUFFER_TIMESTAMP (outbuf) = timestamp;
if (mpeg_dec->vdp_info.forward_reference != VDP_INVALID_HANDLE &&
mpeg_dec->vdp_info.picture_coding_type != I_FRAME)
if (info->forward_reference != VDP_INVALID_HANDLE &&
info->picture_coding_type != I_FRAME)
gst_vdp_video_buffer_add_reference (outbuf,
GST_VDP_VIDEO_BUFFER (mpeg_dec->f_buffer));
if (mpeg_dec->vdp_info.backward_reference != VDP_INVALID_HANDLE)
if (info->backward_reference != VDP_INVALID_HANDLE)
gst_vdp_video_buffer_add_reference (outbuf,
GST_VDP_VIDEO_BUFFER (mpeg_dec->b_buffer));
@ -194,9 +195,9 @@ gst_vdp_mpeg_decoder_decode (GstVdpMpegDecoder * mpeg_dec,
vbit[0].bitstream_bytes = GST_BUFFER_SIZE (buffer);
status = device->vdp_decoder_render (mpeg_dec->decoder, surface,
(VdpPictureInfo *) & mpeg_dec->vdp_info, 1, vbit);
(VdpPictureInfo *) info, 1, vbit);
gst_buffer_unref (buffer);
mpeg_dec->vdp_info.slice_count = 0;
info->slice_count = 0;
if (status != VDP_STATUS_OK) {
GST_ELEMENT_ERROR (mpeg_dec, RESOURCE, READ,
@ -209,10 +210,10 @@ gst_vdp_mpeg_decoder_decode (GstVdpMpegDecoder * mpeg_dec,
return GST_FLOW_ERROR;
}
if (mpeg_dec->vdp_info.picture_coding_type == B_FRAME) {
if (info->picture_coding_type == B_FRAME) {
gst_vdp_decoder_push_video_buffer (dec, GST_VDP_VIDEO_BUFFER (outbuf));
} else {
mpeg_dec->vdp_info.backward_reference = surface;
info->backward_reference = surface;
mpeg_dec->b_buffer = GST_BUFFER (outbuf);
}