mirrors/gstreamer
mirrors/gstreamer
1
1
Fork 0
mirror of https://gitlab.freedesktop.org/gstreamer/gstreamer.git synced 2025-02-02 04:22:27 +00:00
Code Issues 1 Projects Releases Wiki Activity

omxvideoenc: Properly negotiate OMX color format with the component

Browse source
This commit is contained in:
Sebastian Dröge 2013-02-12 11:03:32 +01:00
parent 023b542ad5
commit 044a88f838
1 changed files with 96 additions and 12 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

108
omx/gstomxvideoenc.c
View file

@ -925,6 +925,18 @@ gst_omx_video_enc_stop (GstVideoEncoder * encoder)
return TRUE;
}
typedef struct
{
GstVideoFormat format;
OMX_COLOR_FORMATTYPE type;
} VideoNegotiationMap;
static void
video_negotiation_map_free (VideoNegotiationMap * m)
{
g_slice_free (VideoNegotiationMap, m);
}
static gboolean
gst_omx_video_enc_set_format (GstVideoEncoder * encoder,
GstVideoCodecState * state)
@ -932,8 +944,12 @@ gst_omx_video_enc_set_format (GstVideoEncoder * encoder,
GstOMXVideoEnc *self;
GstOMXVideoEncClass *klass;
gboolean needs_disable = FALSE;
OMX_ERRORTYPE err;
OMX_PARAM_PORTDEFINITIONTYPE port_def;
OMX_VIDEO_PARAM_PORTFORMATTYPE param;
GstVideoInfo *info = &state->info;
GList *negotiation_map = NULL, *l;
gint old_index;
self = GST_OMX_VIDEO_ENC (encoder);
klass = GST_OMX_VIDEO_ENC_GET_CLASS (encoder);
@ -962,19 +978,87 @@ gst_omx_video_enc_set_format (GstVideoEncoder * encoder,
GST_DEBUG_OBJECT (self, "Encoder drained and disabled");
}
switch (info->finfo->format) {
case GST_VIDEO_FORMAT_I420:
port_def.format.video.eColorFormat = OMX_COLOR_FormatYUV420Planar;
break;
case GST_VIDEO_FORMAT_NV12:
port_def.format.video.eColorFormat = OMX_COLOR_FormatYUV420SemiPlanar;
break;
default:
GST_ERROR_OBJECT (self, "Unsupported format %s",
gst_video_format_to_string (info->finfo->format));
return FALSE;
break;
GST_OMX_INIT_STRUCT (&param);
param.nPortIndex = self->in_port->index;
param.nIndex = 0;
if (info->fps_n == 0) {
param.xFramerate = 0;
} else {
if (!(klass->cdata.hacks & GST_OMX_HACK_VIDEO_FRAMERATE_INTEGER))
param.xFramerate = (info->fps_n << 16) / (info->fps_d);
else
param.xFramerate = (info->fps_n) / (info->fps_d);
}
old_index = -1;
do {
VideoNegotiationMap *m;
err =
gst_omx_component_get_parameter (self->component,
OMX_IndexParamVideoPortFormat, &param);
/* FIXME: Workaround for Bellagio that simply always
* returns the same value regardless of nIndex and
* never returns OMX_ErrorNoMore
*/
if (old_index == param.nIndex)
break;
if (err == OMX_ErrorNone || err == OMX_ErrorNoMore) {
switch (param.eColorFormat) {
case OMX_COLOR_FormatYUV420Planar:
case OMX_COLOR_FormatYUV420PackedPlanar:
m = g_slice_new0 (VideoNegotiationMap);
m->format = GST_VIDEO_FORMAT_I420;
m->type = param.eColorFormat;
negotiation_map = g_list_append (negotiation_map, m);
GST_DEBUG_OBJECT (self, "Component supports I420 (%d) at index %d",
param.eColorFormat, param.nIndex);
break;
case OMX_COLOR_FormatYUV420SemiPlanar:
m = g_slice_new0 (VideoNegotiationMap);
m->format = GST_VIDEO_FORMAT_NV12;
m->type = param.eColorFormat;
negotiation_map = g_list_append (negotiation_map, m);
GST_DEBUG_OBJECT (self, "Component supports NV12 (%d) at index %d",
param.eColorFormat, param.nIndex);
break;
default:
break;
}
}
old_index = param.nIndex++;
} while (err == OMX_ErrorNone);
if (!negotiation_map) {
/* Fallback */
switch (info->finfo->format) {
case GST_VIDEO_FORMAT_I420:
port_def.format.video.eColorFormat = OMX_COLOR_FormatYUV420Planar;
break;
case GST_VIDEO_FORMAT_NV12:
port_def.format.video.eColorFormat = OMX_COLOR_FormatYUV420SemiPlanar;
break;
default:
GST_ERROR_OBJECT (self, "Unsupported format %s",
gst_video_format_to_string (info->finfo->format));
return FALSE;
break;
}
} else {
for (l = negotiation_map; l; l = l->next) {
VideoNegotiationMap *m = l->data;
if (m->format == info->finfo->format) {
port_def.format.video.eColorFormat = m->type;
break;
}
}
g_list_free_full (negotiation_map,
(GDestroyNotify) video_negotiation_map_free);
}
port_def.format.video.nFrameWidth = info->width;
port_def.format.video.nFrameHeight = info->height;
if (info->fps_n == 0) {