mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-05 17:09:48 +00:00
155 lines
4.6 KiB
C
155 lines
4.6 KiB
C
/*
|
|
* Copyright (C) 2011, Hewlett-Packard Development Company, L.P.
|
|
* Author: Sebastian Dröge <sebastian.droege@collabora.co.uk>, Collabora Ltd.
|
|
* Copyright (C) 2013, Collabora Ltd.
|
|
* Author: Sebastian Dröge <sebastian.droege@collabora.co.uk> *
|
|
* Copyright 2014 Advanced Micro Devices, Inc.
|
|
* Author: Christian König <christian.koenig@amd.com>
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public
|
|
* License as published by the Free Software Foundation
|
|
* version 2.1 of the License.
|
|
*
|
|
* This library is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with this library; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
|
*
|
|
*/
|
|
|
|
#ifdef HAVE_CONFIG_H
|
|
#include "config.h"
|
|
#endif
|
|
|
|
#include "gstomxvideo.h"
|
|
|
|
GST_DEBUG_CATEGORY_STATIC (gst_omx_video_debug_category);
|
|
#define GST_CAT_DEFAULT gst_omx_video_debug_category
|
|
|
|
GList *
|
|
gst_omx_video_get_supported_colorformats (GstOMXPort * port,
|
|
GstVideoCodecState * state)
|
|
{
|
|
GstOMXComponent *comp = port->comp;
|
|
OMX_VIDEO_PARAM_PORTFORMATTYPE param;
|
|
OMX_ERRORTYPE err;
|
|
GList *negotiation_map = NULL;
|
|
gint old_index;
|
|
GstOMXVideoNegotiationMap *m;
|
|
|
|
GST_OMX_INIT_STRUCT (¶m);
|
|
param.nPortIndex = port->index;
|
|
param.nIndex = 0;
|
|
if (!state || state->info.fps_n == 0)
|
|
param.xFramerate = 0;
|
|
else
|
|
param.xFramerate = (state->info.fps_n << 16) / (state->info.fps_d);
|
|
|
|
old_index = -1;
|
|
do {
|
|
err =
|
|
gst_omx_component_get_parameter (comp,
|
|
OMX_IndexParamVideoPortFormat, ¶m);
|
|
|
|
/* 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_new (GstOMXVideoNegotiationMap);
|
|
m->format = GST_VIDEO_FORMAT_I420;
|
|
m->type = param.eColorFormat;
|
|
negotiation_map = g_list_append (negotiation_map, m);
|
|
GST_DEBUG_OBJECT (comp->parent,
|
|
"Component supports I420 (%d) at index %u",
|
|
param.eColorFormat, (guint) param.nIndex);
|
|
break;
|
|
case OMX_COLOR_FormatYUV420SemiPlanar:
|
|
m = g_slice_new (GstOMXVideoNegotiationMap);
|
|
m->format = GST_VIDEO_FORMAT_NV12;
|
|
m->type = param.eColorFormat;
|
|
negotiation_map = g_list_append (negotiation_map, m);
|
|
GST_DEBUG_OBJECT (comp->parent,
|
|
"Component supports NV12 (%d) at index %u",
|
|
param.eColorFormat, (guint) param.nIndex);
|
|
break;
|
|
default:
|
|
GST_DEBUG_OBJECT (comp->parent,
|
|
"Component supports unsupported color format %d at index %u",
|
|
param.eColorFormat, (guint) param.nIndex);
|
|
break;
|
|
}
|
|
}
|
|
old_index = param.nIndex++;
|
|
} while (err == OMX_ErrorNone);
|
|
|
|
return negotiation_map;
|
|
}
|
|
|
|
GstCaps *
|
|
gst_omx_video_get_caps_for_map (GList * map)
|
|
{
|
|
GstCaps *caps = gst_caps_new_empty ();
|
|
GList *l;
|
|
|
|
for (l = map; l; l = l->next) {
|
|
GstOMXVideoNegotiationMap *entry = l->data;
|
|
|
|
gst_caps_append_structure (caps,
|
|
gst_structure_new ("video/x-raw",
|
|
"format", G_TYPE_STRING,
|
|
gst_video_format_to_string (entry->format), NULL));
|
|
}
|
|
return caps;
|
|
}
|
|
|
|
void
|
|
gst_omx_video_negotiation_map_free (GstOMXVideoNegotiationMap * m)
|
|
{
|
|
g_slice_free (GstOMXVideoNegotiationMap, m);
|
|
}
|
|
|
|
GstVideoCodecFrame *
|
|
gst_omx_video_find_nearest_frame (GstOMXBuffer * buf, GList * frames)
|
|
{
|
|
GstVideoCodecFrame *best = NULL;
|
|
GstClockTimeDiff best_diff = G_MAXINT64;
|
|
GstClockTime timestamp;
|
|
GList *l;
|
|
|
|
timestamp =
|
|
gst_util_uint64_scale (buf->omx_buf->nTimeStamp, GST_SECOND,
|
|
OMX_TICKS_PER_SECOND);
|
|
|
|
for (l = frames; l; l = l->next) {
|
|
GstVideoCodecFrame *tmp = l->data;
|
|
GstClockTimeDiff diff = ABS (GST_CLOCK_DIFF (timestamp, tmp->pts));
|
|
|
|
if (diff < best_diff) {
|
|
best = tmp;
|
|
best_diff = diff;
|
|
|
|
if (diff == 0)
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (best)
|
|
gst_video_codec_frame_ref (best);
|
|
|
|
g_list_foreach (frames, (GFunc) gst_video_codec_frame_unref, NULL);
|
|
g_list_free (frames);
|
|
|
|
return best;
|
|
}
|