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d3d11h265dec: Add support for interlaced stream
Note that we have no D3D11 deinterlace element yet. If downstream is not support format:Interlaced caps feature including all D3D11 the other elements, aspect-ratio will be adjusted as an alternative approach. Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/2008>
This commit is contained in:
Seungha Yang
GStreamer Merge Bot
parent
f49f039ff2
commit
e8df47b022
2 changed files with 135 additions and 25 deletions
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@ -1431,7 +1431,10 @@ gst_d3d11_decoder_negotiate (GstVideoDecoder * decoder,
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GstVideoCodecState ** output_state, gboolean * downstream_supports_d3d11)
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{
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GstCaps *peer_caps;
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GstVideoCodecState *state;
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GstVideoCodecState *state = NULL;
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gboolean alternate_interlaced;
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gboolean alternate_supported = FALSE;
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gboolean d3d11_supported = FALSE;
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g_return_val_if_fail (GST_IS_VIDEO_DECODER (decoder), FALSE);
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g_return_val_if_fail (input_state != NULL, FALSE);
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@ -1441,21 +1444,11 @@ gst_d3d11_decoder_negotiate (GstVideoDecoder * decoder,
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g_return_val_if_fail (output_state != NULL, FALSE);
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g_return_val_if_fail (downstream_supports_d3d11 != NULL, FALSE);
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state = gst_video_decoder_set_output_state (decoder,
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format, width, height, input_state);
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if (interlace_mode != GST_VIDEO_INTERLACE_MODE_PROGRESSIVE)
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state->info.interlace_mode = interlace_mode;
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state->caps = gst_video_info_to_caps (&state->info);
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if (*output_state)
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gst_video_codec_state_unref (*output_state);
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*output_state = state;
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alternate_interlaced = (interlace_mode == GST_VIDEO_INTERLACE_MODE_ALTERNATE);
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peer_caps = gst_pad_get_allowed_caps (GST_VIDEO_DECODER_SRC_PAD (decoder));
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GST_DEBUG_OBJECT (decoder, "Allowed caps %" GST_PTR_FORMAT, peer_caps);
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*downstream_supports_d3d11 = FALSE;
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if (!peer_caps || gst_caps_is_any (peer_caps)) {
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GST_DEBUG_OBJECT (decoder,
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"cannot determine output format, use system memory");
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@ -1466,19 +1459,79 @@ gst_d3d11_decoder_negotiate (GstVideoDecoder * decoder,
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for (i = 0; i < size; i++) {
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features = gst_caps_get_features (peer_caps, i);
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if (features && gst_caps_features_contains (features,
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GST_CAPS_FEATURE_MEMORY_D3D11_MEMORY)) {
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GST_DEBUG_OBJECT (decoder, "found D3D11 memory feature");
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gst_caps_set_features (state->caps, 0,
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gst_caps_features_new (GST_CAPS_FEATURE_MEMORY_D3D11_MEMORY, NULL));
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*downstream_supports_d3d11 = TRUE;
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break;
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if (!features)
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continue;
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if (gst_caps_features_contains (features,
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GST_CAPS_FEATURE_MEMORY_D3D11_MEMORY)) {
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d3d11_supported = TRUE;
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}
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/* FIXME: software deinterlace element will not return interlaced caps
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* feature... We should fix it */
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if (gst_caps_features_contains (features,
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GST_CAPS_FEATURE_FORMAT_INTERLACED)) {
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alternate_supported = TRUE;
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}
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}
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}
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gst_clear_caps (&peer_caps);
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GST_DEBUG_OBJECT (decoder,
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"Downstream feature support, D3D11 memory: %d, interlaced format %d",
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d3d11_supported, alternate_supported);
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if (alternate_interlaced) {
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/* FIXME: D3D11 cannot support alternating interlaced stream yet */
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GST_FIXME_OBJECT (decoder,
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"Implement alternating interlaced stream for D3D11");
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if (alternate_supported) {
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/* Set caps resolution with display size, that's how we designed
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* for alternating interlaced stream */
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height = 2 * height;
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state = gst_video_decoder_set_interlaced_output_state (decoder,
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format, interlace_mode, width, height, input_state);
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} else {
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GST_WARNING_OBJECT (decoder,
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"Downstream doesn't support alternating interlaced stream");
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state = gst_video_decoder_set_output_state (decoder,
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format, width, height, input_state);
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/* XXX: adjust PAR, this would produce output similar to that of
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* "line doubling" (so called bob deinterlacing) processing.
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* apart from missing anchor line (top-field or bottom-field) information.
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* Potentially flickering could happen. So this might not be correct.
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* But it would be better than negotiation error of half-height squeezed
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* image */
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state->info.par_d *= 2;
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state->info.fps_n *= 2;
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}
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} else {
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state = gst_video_decoder_set_interlaced_output_state (decoder,
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format, interlace_mode, width, height, input_state);
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}
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if (!state) {
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GST_ERROR_OBJECT (decoder, "Couldn't set output state");
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return FALSE;
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}
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state->caps = gst_video_info_to_caps (&state->info);
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if (*output_state)
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gst_video_codec_state_unref (*output_state);
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*output_state = state;
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if (d3d11_supported) {
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gst_caps_set_features (state->caps, 0,
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gst_caps_features_new (GST_CAPS_FEATURE_MEMORY_D3D11_MEMORY, NULL));
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}
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*downstream_supports_d3d11 = d3d11_supported;
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return TRUE;
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}
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@ -64,6 +64,7 @@ typedef struct _GstD3D11H265Dec
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guint bitdepth;
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guint chroma_format_idc;
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GstVideoFormat out_format;
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GstVideoInterlaceMode interlace_mode;
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/* Array of DXVA_Slice_HEVC_Short */
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GArray *slice_list;
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@ -309,9 +310,9 @@ gst_d3d11_h265_dec_negotiate (GstVideoDecoder * decoder)
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if (!gst_d3d11_decoder_negotiate (decoder, h265dec->input_state,
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self->out_format, self->width, self->height,
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GST_VIDEO_INTERLACE_MODE_PROGRESSIVE,
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&self->output_state, &self->use_d3d11_output))
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self->interlace_mode, &self->output_state, &self->use_d3d11_output)) {
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return FALSE;
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}
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return GST_VIDEO_DECODER_CLASS (parent_class)->negotiate (decoder);
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}
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@ -359,6 +360,7 @@ gst_d3d11_h265_dec_new_sequence (GstH265Decoder * decoder,
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static const GUID *main_10_guid =
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&GST_GUID_D3D11_DECODER_PROFILE_HEVC_VLD_MAIN10;
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static const GUID *main_guid = &GST_GUID_D3D11_DECODER_PROFILE_HEVC_VLD_MAIN;
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GstVideoInterlaceMode interlace_mode = GST_VIDEO_INTERLACE_MODE_PROGRESSIVE;
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GST_LOG_OBJECT (self, "new sequence");
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@ -387,6 +389,25 @@ gst_d3d11_h265_dec_new_sequence (GstH265Decoder * decoder,
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modified = TRUE;
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}
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if (sps->vui_parameters_present_flag && sps->vui_params.field_seq_flag) {
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interlace_mode = GST_VIDEO_INTERLACE_MODE_ALTERNATE;
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} else {
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/* 7.4.4 Profile, tier and level sementics */
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if (sps->profile_tier_level.progressive_source_flag &&
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!sps->profile_tier_level.interlaced_source_flag) {
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interlace_mode = GST_VIDEO_INTERLACE_MODE_PROGRESSIVE;
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} else {
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interlace_mode = GST_VIDEO_INTERLACE_MODE_MIXED;
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}
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}
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if (self->interlace_mode != interlace_mode) {
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GST_INFO_OBJECT (self, "Interlace mode change %d -> %d",
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self->interlace_mode, interlace_mode);
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self->interlace_mode = interlace_mode;
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modified = TRUE;
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}
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if (self->chroma_format_idc != sps->chroma_format_idc) {
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GST_INFO_OBJECT (self, "chroma format changed");
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self->chroma_format_idc = sps->chroma_format_idc;
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@ -775,8 +796,9 @@ gst_d3d11_h265_dec_output_picture (GstH265Decoder * decoder,
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GstBuffer *view_buffer;
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gboolean direct_rendering = FALSE;
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GST_LOG_OBJECT (self,
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"Outputting picture %p, poc %d", picture, picture->pic_order_cnt);
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GST_LOG_OBJECT (self, "Outputting picture %p, poc %d, picture_struct %d, "
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"buffer flags 0x%x", picture, picture->pic_order_cnt, picture->pic_struct,
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picture->buffer_flags);
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view_buffer = (GstBuffer *) gst_h265_picture_get_user_data (picture);
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@ -824,6 +846,7 @@ gst_d3d11_h265_dec_output_picture (GstH265Decoder * decoder,
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goto error;
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}
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GST_BUFFER_FLAG_SET (frame->output_buffer, picture->buffer_flags);
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gst_h265_picture_unref (picture);
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return gst_video_decoder_finish_frame (GST_VIDEO_DECODER (self), frame);
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@ -1384,6 +1407,9 @@ gst_d3d11_h265_dec_register (GstPlugin * plugin, GstD3D11Device * device,
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};
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GstCaps *sink_caps = NULL;
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GstCaps *src_caps = NULL;
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GstCaps *src_caps_copy;
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GstCaps *tmp;
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GstCapsFeatures *caps_features;
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guint max_width = 0;
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guint max_height = 0;
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guint resolution;
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@ -1450,8 +1476,7 @@ gst_d3d11_h265_dec_register (GstPlugin * plugin, GstD3D11Device * device,
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sink_caps = gst_caps_from_string ("video/x-h265, "
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"stream-format=(string) { hev1, hvc1, byte-stream }, "
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"alignment= (string) au");
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src_caps = gst_caps_from_string ("video/x-raw("
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GST_CAPS_FEATURE_MEMORY_D3D11_MEMORY "); video/x-raw");
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src_caps = gst_caps_new_empty_simple ("video/x-raw");
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if (have_main10) {
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/* main10 profile covers main and main10 */
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@ -1499,6 +1524,38 @@ gst_d3d11_h265_dec_register (GstPlugin * plugin, GstD3D11Device * device,
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"width", GST_TYPE_INT_RANGE, 64, resolution,
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"height", GST_TYPE_INT_RANGE, 64, resolution, NULL);
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/* Copy src caps to append other capsfeatures */
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src_caps_copy = gst_caps_copy (src_caps);
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/* System memory with alternate interlace-mode */
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tmp = gst_caps_copy (src_caps_copy);
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caps_features = gst_caps_features_new (GST_CAPS_FEATURE_FORMAT_INTERLACED,
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NULL);
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gst_caps_set_features_simple (tmp, caps_features);
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gst_caps_set_simple (tmp, "interlace-mode", G_TYPE_STRING, "alternate", NULL);
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gst_caps_append (src_caps, tmp);
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/* D3D11 memory feature */
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tmp = gst_caps_copy (src_caps_copy);
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caps_features = gst_caps_features_new (GST_CAPS_FEATURE_MEMORY_D3D11_MEMORY,
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NULL);
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gst_caps_set_features_simple (tmp, caps_features);
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gst_caps_append (src_caps, tmp);
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/* FIXME: D3D11 deinterlace element is not prepared, so this D3D11 with
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* interlaced caps feature is pointless at the moment */
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#if 0
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/* D3D11 memory with alternate interlace-mode */
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tmp = gst_caps_copy (src_caps_copy);
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caps_features = gst_caps_features_new (GST_CAPS_FEATURE_MEMORY_D3D11_MEMORY,
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GST_CAPS_FEATURE_FORMAT_INTERLACED, NULL);
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gst_caps_set_features_simple (tmp, caps_features);
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gst_caps_set_simple (tmp, "interlace-mode", G_TYPE_STRING, "alternate", NULL);
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gst_caps_append (src_caps, tmp);
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#endif
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gst_caps_unref (src_caps_copy);
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type_info.class_data =
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gst_d3d11_decoder_class_data_new (device, sink_caps, src_caps);
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