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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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omxvideoenc: add support of alternate interlace mode on zynq
It's only supported by the Zynq HEVC encoder for now.
This commit is contained in:
Guillaume Desmottes
parent
3c45c8ecbe
commit
1c3f39c4d7
2 changed files with 136 additions and 0 deletions
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@ -27,6 +27,7 @@
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#include "gstomxh265enc.h"
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#include "gstomxh265utils.h"
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#include "gstomxvideo.h"
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GST_DEBUG_CATEGORY_STATIC (gst_omx_h265_enc_debug_category);
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#define GST_CAT_DEFAULT gst_omx_h265_enc_debug_category
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@ -194,6 +195,14 @@ gst_omx_h265_enc_class_init (GstOMXH265EncClass * klass)
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GST_PARAM_MUTABLE_READY));
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#endif
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videoenc_class->cdata.default_sink_template_caps =
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#ifdef USE_OMX_TARGET_ZYNQ_USCALE_PLUS
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GST_VIDEO_CAPS_MAKE_WITH_FEATURES (GST_CAPS_FEATURE_FORMAT_INTERLACED,
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GST_OMX_VIDEO_SUPPORTED_FORMATS)
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", interlace-mode = (string) alternate ; "
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#endif
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GST_VIDEO_CAPS_MAKE (GST_OMX_VIDEO_SUPPORTED_FORMATS);
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videoenc_class->cdata.default_src_template_caps = "video/x-h265, "
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"width=(int) [ 1, MAX ], " "height=(int) [ 1, MAX ], "
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"framerate = (fraction) [0, MAX], stream-format=(string) byte-stream, "
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@ -2374,6 +2374,75 @@ gst_omx_video_enc_framerate_changed (GstOMXVideoEnc * self,
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return FALSE;
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}
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#ifdef USE_OMX_TARGET_ZYNQ_USCALE_PLUS
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static gboolean
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gst_omx_video_enc_set_interlacing_parameters (GstOMXVideoEnc * self,
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GstVideoInfo * info)
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{
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OMX_ERRORTYPE err;
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OMX_INTERLACEFORMATTYPE interlace_format_param;
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GST_OMX_INIT_STRUCT (&interlace_format_param);
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interlace_format_param.nPortIndex = self->enc_in_port->index;
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err = gst_omx_component_get_parameter (self->enc,
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(OMX_INDEXTYPE) OMX_ALG_IndexParamVideoInterlaceFormatCurrent,
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&interlace_format_param);
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if (err != OMX_ErrorNone) {
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GST_ERROR_OBJECT (self,
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"Failed to get interlace format: %s (0x%08x)",
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gst_omx_error_to_string (err), err);
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return FALSE;
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}
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if (info->interlace_mode == GST_VIDEO_INTERLACE_MODE_PROGRESSIVE)
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interlace_format_param.nFormat = OMX_InterlaceFrameProgressive;
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else if (info->interlace_mode == GST_VIDEO_INTERLACE_MODE_ALTERNATE) {
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if (GST_VIDEO_INFO_FIELD_ORDER (info) ==
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GST_VIDEO_FIELD_ORDER_BOTTOM_FIELD_FIRST)
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interlace_format_param.nFormat =
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OMX_ALG_InterlaceAlternateBottomFieldFirst;
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else if (GST_VIDEO_INFO_FIELD_ORDER (info) ==
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GST_VIDEO_FIELD_ORDER_BOTTOM_FIELD_FIRST)
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interlace_format_param.nFormat = OMX_ALG_InterlaceAlternateTopFieldFirst;
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else {
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GST_INFO_OBJECT (self,
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"input field-order unspecified, assume top-field-first");
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interlace_format_param.nFormat = OMX_ALG_InterlaceAlternateTopFieldFirst;
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}
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} else {
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/* Caps templates should ensure this doesn't happen but just to be safe.. */
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GST_ERROR_OBJECT (self, "Video interlacing mode %s not supported",
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gst_video_interlace_mode_to_string (info->interlace_mode));
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return FALSE;
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}
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err = gst_omx_component_set_parameter (self->enc,
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(OMX_INDEXTYPE) OMX_ALG_IndexParamVideoInterlaceFormatCurrent,
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&interlace_format_param);
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if (err != OMX_ErrorNone) {
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GST_ERROR_OBJECT (self,
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"Failed to set interlacing mode %s (%s) format: %s (0x%08x)",
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gst_video_interlace_mode_to_string (info->interlace_mode),
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interlace_format_param.nFormat ==
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OMX_ALG_InterlaceAlternateTopFieldFirst ? "top-field-first" :
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"bottom-field-first", gst_omx_error_to_string (err), err);
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return FALSE;
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} else {
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GST_DEBUG_OBJECT (self,
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"Video interlacing mode %s (%s) set on component",
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gst_video_interlace_mode_to_string (info->interlace_mode),
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interlace_format_param.nFormat ==
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OMX_ALG_InterlaceAlternateTopFieldFirst ? "top-field-first" :
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"bottom-field-first");
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}
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return TRUE;
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}
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#endif // USE_OMX_TARGET_ZYNQ_USCALE_PLUS
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static gboolean
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gst_omx_video_enc_set_format (GstVideoEncoder * encoder,
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GstVideoCodecState * state)
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@ -2458,6 +2527,11 @@ gst_omx_video_enc_set_format (GstVideoEncoder * encoder,
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port_def.format.video.nFrameWidth = info->width;
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port_def.format.video.nFrameHeight = GST_VIDEO_INFO_FIELD_HEIGHT (info);
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#ifdef USE_OMX_TARGET_ZYNQ_USCALE_PLUS
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if (!gst_omx_video_enc_set_interlacing_parameters (self, info))
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return FALSE;
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#endif
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if (G_UNLIKELY (klass->cdata.hacks & GST_OMX_HACK_VIDEO_FRAMERATE_INTEGER)) {
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port_def.format.video.xFramerate =
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info->fps_d ? GST_VIDEO_INFO_FIELD_RATE_N (info) / (info->fps_d) : 0;
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@ -3101,6 +3175,13 @@ gst_omx_video_enc_handle_frame (GstVideoEncoder * encoder,
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buf->omx_buf->nTickCount = 0;
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}
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#ifdef USE_OMX_TARGET_ZYNQ_USCALE_PLUS
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if (GST_VIDEO_BUFFER_IS_TOP_FIELD (frame->input_buffer))
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buf->omx_buf->nFlags |= OMX_ALG_BUFFERFLAG_TOP_FIELD;
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else if (GST_VIDEO_BUFFER_IS_BOTTOM_FIELD (frame->input_buffer))
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buf->omx_buf->nFlags |= OMX_ALG_BUFFERFLAG_BOT_FIELD;
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#endif
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self->started = TRUE;
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err = gst_omx_port_release_buffer (port, buf);
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if (err != OMX_ErrorNone)
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@ -3427,6 +3508,50 @@ filter_supported_formats (GList * negotiation_map)
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return negotiation_map;
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}
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static GstCaps *
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add_interlace_to_caps (GstOMXVideoEnc * self, GstCaps * caps)
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{
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#ifdef USE_OMX_TARGET_ZYNQ_USCALE_PLUS
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OMX_ERRORTYPE err;
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OMX_INTERLACEFORMATTYPE interlace_format_param;
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GstCaps *caps_alternate;
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if (gst_caps_is_empty (caps))
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/* No caps to add to */
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return caps;
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GST_OMX_INIT_STRUCT (&interlace_format_param);
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interlace_format_param.nPortIndex = self->enc_in_port->index;
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err = gst_omx_component_get_parameter (self->enc,
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OMX_ALG_IndexParamVideoInterlaceFormatSupported, &interlace_format_param);
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if (err != OMX_ErrorNone) {
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GST_WARNING_OBJECT (self,
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"Failed to get OMX_ALG_IndexParamVideoInterlaceFormatSupported %s (0x%08x)",
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gst_omx_error_to_string (err), err);
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return caps;
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}
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if (!(interlace_format_param.nFormat &
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OMX_ALG_InterlaceAlternateTopFieldFirst)
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&& !(interlace_format_param.nFormat &
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OMX_ALG_InterlaceAlternateBottomFieldFirst))
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return caps;
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/* Alternate mode is supported, create an 'alternate' variant of the caps
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* with the caps feature. */
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caps_alternate = gst_caps_copy (caps);
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gst_caps_set_features_simple (caps_alternate,
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gst_caps_features_new (GST_CAPS_FEATURE_FORMAT_INTERLACED, NULL));
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caps = gst_caps_merge (caps, caps_alternate);
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#endif // USE_OMX_TARGET_ZYNQ_USCALE_PLUS
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return caps;
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}
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static GstCaps *
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gst_omx_video_enc_getcaps (GstVideoEncoder * encoder, GstCaps * filter)
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{
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@ -3447,6 +3572,8 @@ gst_omx_video_enc_getcaps (GstVideoEncoder * encoder, GstCaps * filter)
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g_list_free_full (negotiation_map,
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(GDestroyNotify) gst_omx_video_negotiation_map_free);
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comp_supported_caps = add_interlace_to_caps (self, comp_supported_caps);
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if (!gst_caps_is_empty (comp_supported_caps)) {
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ret =
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gst_video_encoder_proxy_getcaps (encoder, comp_supported_caps, filter);
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