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[587/906] mixer: mirror the changes done for filter

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This commit is contained in:
Matthew Waters 2012-09-20 23:27:00 +10:00 committed by Tim-Philipp Müller
parent 67f5b303c8
commit 89569276c5
3 changed files with 231 additions and 148 deletions
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354
gst-libs/gst/gl/gstglmixer.c
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@ -130,10 +130,10 @@ gst_gl_mixer_update_src_caps (GstGLMixer * mix)
gint fps_n, fps_d;
gint width, height;
fps_n = GST_VIDEO_INFO_FPS_N (&mpad->info);
fps_d = GST_VIDEO_INFO_FPS_D (&mpad->info);
width = GST_VIDEO_INFO_WIDTH (&mpad->info);
height = GST_VIDEO_INFO_HEIGHT (&mpad->info);
fps_n = GST_VIDEO_INFO_FPS_N (&mpad->in_info);
fps_d = GST_VIDEO_INFO_FPS_D (&mpad->in_info);
width = GST_VIDEO_INFO_WIDTH (&mpad->in_info);
height = GST_VIDEO_INFO_HEIGHT (&mpad->in_info);
if (fps_n == 0 || fps_d == 0 || width == 0 || height == 0)
continue;
@ -169,66 +169,50 @@ gst_gl_mixer_update_src_caps (GstGLMixer * mix)
GstStructure *s;
GstVideoInfo info;
if (GST_VIDEO_INFO_FPS_N (&mix->info) != best_fps_n ||
GST_VIDEO_INFO_FPS_D (&mix->info) != best_fps_d) {
if (GST_VIDEO_INFO_FPS_N (&mix->out_info) != best_fps_n ||
GST_VIDEO_INFO_FPS_D (&mix->out_info) != best_fps_d) {
if (mix->segment.position != -1) {
mix->ts_offset = mix->segment.position - mix->segment.start;
mix->nframes = 0;
}
}
gst_video_info_set_format (&info, GST_VIDEO_INFO_FORMAT (&mix->info),
best_width, best_height);
info.fps_n = best_fps_n;
info.fps_d = best_fps_d;
info.par_n = GST_VIDEO_INFO_PAR_N (&mix->info);
info.par_d = GST_VIDEO_INFO_PAR_D (&mix->info);
caps = gst_video_info_to_caps (&info);
caps = gst_caps_new_empty_simple ("video/x-raw");
peercaps = gst_pad_peer_query_caps (mix->srcpad, NULL);
if (peercaps) {
GstCaps *tmp;
s = gst_caps_get_structure (caps, 0);
gst_structure_set (s, "width", GST_TYPE_INT_RANGE, 1, G_MAXINT, "height",
GST_TYPE_INT_RANGE, 1, G_MAXINT, "framerate", GST_TYPE_FRACTION_RANGE,
0, 1, G_MAXINT, 1, NULL);
tmp = gst_caps_intersect (caps, peercaps);
gst_caps_unref (caps);
gst_caps_unref (peercaps);
caps = tmp;
if (gst_caps_is_empty (caps)) {
GST_DEBUG_OBJECT (mix, "empty caps");
ret = FALSE;
GST_GL_MIXER_UNLOCK (mix);
goto done;
}
if (!gst_caps_is_fixed (caps)) {
caps = gst_caps_make_writable (caps);
caps = gst_caps_truncate (caps);
s = gst_caps_get_structure (caps, 0);
gst_structure_fixate_field_nearest_int (s, "width", best_width);
gst_structure_fixate_field_nearest_int (s, "height", best_height);
gst_structure_fixate_field_nearest_fraction (s, "framerate", best_fps_n,
best_fps_d);
gst_structure_fixate_field_string (s, "format", "RGBA");
gst_structure_get_int (s, "width", &info.width);
gst_structure_get_int (s, "height", &info.height);
gst_structure_get_fraction (s, "fraction", &info.fps_n, &info.fps_d);
gst_caps_unref (caps);
GST_DEBUG_OBJECT (mix, "fixated caps to %" GST_PTR_FORMAT, caps);
}
caps = gst_video_info_to_caps (&info);
GST_GL_MIXER_UNLOCK (mix);
ret = gst_gl_mixer_src_setcaps (mix->srcpad, mix, caps);
// ret = gst_pad_set_caps (mix->srcpad, caps);
gst_caps_unref (caps);
} else {
GST_INFO_OBJECT (mix, "Invalid caps");
GST_GL_MIXER_UNLOCK (mix);
}
done:
return ret;
}
@ -238,7 +222,7 @@ gst_gl_mixer_pad_sink_setcaps (GstPad * pad, GstObject * parent, GstCaps * caps)
GstGLMixer *mix;
GstGLMixerPad *mixpad;
GstVideoInfo info;
gboolean ret = FALSE;
gboolean ret = TRUE;
GST_INFO_OBJECT (pad, "Setting caps %" GST_PTR_FORMAT, caps);
@ -251,18 +235,9 @@ gst_gl_mixer_pad_sink_setcaps (GstPad * pad, GstObject * parent, GstCaps * caps)
}
GST_GL_MIXER_LOCK (mix);
if (GST_VIDEO_INFO_FORMAT (&mix->info) != GST_VIDEO_FORMAT_UNKNOWN) {
if (GST_VIDEO_INFO_FORMAT (&mix->info) != GST_VIDEO_INFO_FORMAT (&info) ||
GST_VIDEO_INFO_PAR_N (&mix->info) != GST_VIDEO_INFO_PAR_N (&info) ||
GST_VIDEO_INFO_PAR_D (&mix->info) != GST_VIDEO_INFO_PAR_D (&info)) {
GST_ERROR_OBJECT (pad, "Caps not compatible with other pads' caps");
GST_GL_MIXER_UNLOCK (mix);
goto beach;
}
}
mix->info = info;
mixpad->info = info;
mix->out_info = info;
mixpad->in_info = info;
GST_GL_MIXER_UNLOCK (mix);
@ -325,6 +300,7 @@ gst_gl_mixer_pad_sink_acceptcaps (GstPad * pad, GstGLMixer * mix,
gst_structure_set (s, "width", GST_TYPE_INT_RANGE, 1, G_MAXINT,
"height", GST_TYPE_INT_RANGE, 1, G_MAXINT,
"framerate", GST_TYPE_FRACTION_RANGE, 0, 1, G_MAXINT, 1, NULL);
gst_structure_remove_field (s, "format");
if (!gst_structure_has_field (s, "pixel-aspect-ratio"))
gst_structure_set (s, "pixel-aspect-ratio", GST_TYPE_FRACTION, 1, 1,
NULL);
@ -344,7 +320,6 @@ gst_gl_mixer_sink_query (GstCollectPads * pads, GstCollectData * data,
GstQuery * query, GstGLMixer * mix)
{
GstPad *pad = data->pad;
GstGLMixerPad *mixpad = GST_GL_MIXER_PAD (data->pad);
gboolean ret = FALSE;
GST_TRACE ("QUERY %" GST_PTR_FORMAT, query);
@ -378,27 +353,8 @@ gst_gl_mixer_sink_query (GstCollectPads * pads, GstCollectData * data,
GstStructure *structure = gst_query_writable_structure (query);
if (gst_structure_has_name (structure, "gstgldisplay")) {
gulong foreign_gl_context = 0;
foreign_gl_context =
gst_gl_display_get_internal_gl_context (mix->display);
g_return_val_if_fail (mixpad->display != NULL, FALSE);
gst_gl_display_activate_gl_context (mix->display, FALSE);
ret = gst_gl_display_create_context (mixpad->display,
foreign_gl_context);
gst_gl_display_activate_gl_context (mix->display, TRUE);
if (ret) {
gst_structure_set (structure, "gstgldisplay", G_TYPE_POINTER,
mixpad->display, NULL);
} else {
GST_ELEMENT_ERROR (mix, RESOURCE, NOT_FOUND,
GST_GL_DISPLAY_ERR_MSG (mixpad->display), (NULL));
}
mix->display, NULL);
} else {
ret = gst_collect_pads_query_default (pads, data, query, FALSE);
}
@ -415,7 +371,6 @@ gst_gl_mixer_sink_query (GstCollectPads * pads, GstCollectData * data,
static void
gst_gl_mixer_pad_init (GstGLMixerPad * mixerpad)
{
mixerpad->display = NULL;
}
/* GLMixer signals and args */
@ -433,13 +388,13 @@ enum
static GstStaticPadTemplate src_factory = GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_STATIC_CAPS (GST_GL_VIDEO_CAPS)
GST_STATIC_CAPS (GST_GL_UPLOAD_VIDEO_CAPS)
);
static GstStaticPadTemplate sink_factory = GST_STATIC_PAD_TEMPLATE ("sink_%d",
GST_PAD_SINK,
GST_PAD_REQUEST,
GST_STATIC_CAPS (GST_GL_VIDEO_CAPS)
GST_STATIC_CAPS (GST_GL_DOWNLOAD_VIDEO_CAPS)
);
static void gst_gl_mixer_finalize (GObject * object);
@ -580,7 +535,7 @@ gst_gl_mixer_reset (GstGLMixer * mix)
GstGLMixerPrivate *priv = mix->priv;
GSList *l;
gst_video_info_init (&mix->info);
gst_video_info_init (&mix->out_info);
mix->ts_offset = 0;
mix->nframes = 0;
@ -596,7 +551,7 @@ gst_gl_mixer_reset (GstGLMixer * mix)
mixcol->start_time = -1;
mixcol->end_time = -1;
gst_video_info_init (&p->info);
gst_video_info_init (&p->in_info);
}
mix->newseg_pending = TRUE;
@ -740,7 +695,7 @@ gst_gl_mixer_query_caps (GstPad * pad, GstObject * parent, GstQuery * query)
gst_query_parse_caps (query, &filter);
if (GST_VIDEO_INFO_FORMAT (&mix->info) != GST_VIDEO_FORMAT_UNKNOWN) {
if (GST_VIDEO_INFO_FORMAT (&mix->out_info) != GST_VIDEO_FORMAT_UNKNOWN) {
caps = gst_pad_get_current_caps (mix->srcpad);
} else {
caps = gst_pad_get_pad_template_caps (mix->srcpad);
@ -753,7 +708,7 @@ gst_gl_mixer_query_caps (GstPad * pad, GstObject * parent, GstQuery * query)
s = gst_caps_get_structure (caps, n);
gst_structure_set (s, "width", GST_TYPE_INT_RANGE, 1, G_MAXINT,
"height", GST_TYPE_INT_RANGE, 1, G_MAXINT, NULL);
if (GST_VIDEO_INFO_FPS_D (&mix->info) != 0) {
if (GST_VIDEO_INFO_FPS_D (&mix->out_info) != 0) {
gst_structure_set (s,
"framerate", GST_TYPE_FRACTION_RANGE, 0, 1, G_MAXINT, 1, NULL);
}
@ -863,7 +818,8 @@ gst_gl_mixer_update_qos (GstGLMixer * mix, gdouble proportion,
if (G_UNLIKELY (diff > 0))
mix->earliest_time =
timestamp + 2 * diff + gst_util_uint64_scale_int (GST_SECOND,
GST_VIDEO_INFO_FPS_D (&mix->info), GST_VIDEO_INFO_FPS_N (&mix->info));
GST_VIDEO_INFO_FPS_D (&mix->out_info),
GST_VIDEO_INFO_FPS_N (&mix->out_info));
else
mix->earliest_time = timestamp + diff;
} else {
@ -1000,7 +956,6 @@ gst_gl_mixer_decide_allocation (GstGLMixer * mix, GstQuery * query)
GstCaps *caps;
guint min, max, size;
gboolean update_pool;
guint idx;
gst_query_parse_allocation (query, &caps, NULL);
@ -1024,13 +979,7 @@ gst_gl_mixer_decide_allocation (GstGLMixer * mix, GstQuery * query)
config = gst_buffer_pool_get_config (pool);
gst_buffer_pool_config_set_params (config, caps, size, min, max);
if (gst_query_find_allocation_meta (query, GST_VIDEO_META_API_TYPE, &idx)) {
gst_buffer_pool_config_add_option (config,
GST_BUFFER_POOL_OPTION_VIDEO_META);
}
if (gst_query_find_allocation_meta (query, GST_GL_META_API_TYPE, &idx)) {
gst_buffer_pool_config_add_option (config, GST_BUFFER_POOL_OPTION_GL_META);
}
gst_buffer_pool_config_add_option (config, GST_BUFFER_POOL_OPTION_VIDEO_META);
gst_buffer_pool_set_config (pool, config);
@ -1156,8 +1105,8 @@ gst_gl_mixer_src_setcaps (GstPad * pad, GstGLMixer * mix, GstCaps * caps)
GST_GL_MIXER_LOCK (mix);
if (GST_VIDEO_INFO_FPS_N (&mix->info) != GST_VIDEO_INFO_FPS_N (&info) ||
GST_VIDEO_INFO_FPS_D (&mix->info) != GST_VIDEO_INFO_FPS_D (&info)) {
if (GST_VIDEO_INFO_FPS_N (&mix->out_info) != GST_VIDEO_INFO_FPS_N (&info) ||
GST_VIDEO_INFO_FPS_D (&mix->out_info) != GST_VIDEO_INFO_FPS_D (&info)) {
if (mix->segment.position != -1) {
mix->ts_offset = mix->segment.position - mix->segment.start;
mix->nframes = 0;
@ -1165,14 +1114,32 @@ gst_gl_mixer_src_setcaps (GstPad * pad, GstGLMixer * mix, GstCaps * caps)
gst_gl_mixer_reset_qos (mix);
}
mix->info = info;
mix->out_info = info;
GST_GL_MIXER_UNLOCK (mix);
if (!gst_gl_display_gen_fbo (mix->display, GST_VIDEO_INFO_WIDTH (&mix->info),
GST_VIDEO_INFO_HEIGHT (&mix->info), &mix->fbo, &mix->depthbuffer))
if (!gst_gl_display_gen_fbo (mix->display,
GST_VIDEO_INFO_WIDTH (&mix->out_info),
GST_VIDEO_INFO_HEIGHT (&mix->out_info), &mix->fbo, &mix->depthbuffer))
goto display_error;
mix->download = gst_gl_display_find_download (mix->display,
GST_VIDEO_INFO_FORMAT (&mix->out_info),
GST_VIDEO_INFO_WIDTH (&mix->out_info),
GST_VIDEO_INFO_HEIGHT (&mix->out_info));
gst_gl_download_init_format (mix->download,
GST_VIDEO_INFO_FORMAT (&mix->out_info),
GST_VIDEO_INFO_WIDTH (&mix->out_info),
GST_VIDEO_INFO_HEIGHT (&mix->out_info));
if (mix->out_tex_id)
gst_gl_display_del_texture (mix->display, &mix->out_tex_id);
gst_gl_display_gen_texture (mix->display, &mix->out_tex_id,
GST_VIDEO_INFO_FORMAT (&mix->out_info),
GST_VIDEO_INFO_WIDTH (&mix->out_info),
GST_VIDEO_INFO_HEIGHT (&mix->out_info));
if (mixer_class->set_caps)
mixer_class->set_caps (mix, caps);
@ -1227,7 +1194,7 @@ gst_gl_mixer_request_new_pad (GstElement * element,
g_free (name);
mixcol = (GstGLMixerCollect *)
gst_collect_pads_add_pad_full (mix->collect, GST_PAD (mixpad),
gst_collect_pads_add_pad (mix->collect, GST_PAD (mixpad),
sizeof (GstGLMixerCollect),
(GstCollectDataDestroyNotify) gst_gl_mixer_collect_free, TRUE);
@ -1278,7 +1245,8 @@ gst_gl_mixer_release_pad (GstElement * element, GstPad * pad)
GST_OBJECT_NAME (mixpad));
mix->numpads--;
update_caps = GST_VIDEO_INFO_FORMAT (&mix->info) != GST_VIDEO_FORMAT_UNKNOWN;
update_caps =
GST_VIDEO_INFO_FORMAT (&mix->out_info) != GST_VIDEO_FORMAT_UNKNOWN;
GST_GL_MIXER_UNLOCK (mix);
gst_collect_pads_remove_pad (mix->collect, pad);
@ -1457,14 +1425,132 @@ gst_gl_mixer_fill_queues (GstGLMixer * mix,
return 1;
}
gboolean
gst_gl_mixer_process_textures (GstGLMixer * mix, GstBuffer * outbuf)
{
GstGLMixerClass *mix_class = GST_GL_MIXER_GET_CLASS (mix);
GSList *walk = mix->sinkpads;
GstVideoFrame out_frame;
gboolean out_gl_wrapped = FALSE;
guint out_tex;
guint array_index = 0;
guint i;
GST_TRACE ("Processing buffers");
if (!gst_video_frame_map (&out_frame, &mix->out_info, outbuf,
GST_MAP_WRITE | GST_MAP_GL)) {
return FALSE;
}
if (gst_is_gl_memory (out_frame.map[0].memory)) {
out_tex = *(guint *) out_frame.data[0];
} else {
GST_INFO ("Output Buffer does not contain correct memory, "
"attempting to wrap for download");
out_tex = mix->out_tex_id;;
out_gl_wrapped = TRUE;
}
while (walk) { /* We walk with this list because it's ordered */
GstGLMixerPad *pad = GST_GL_MIXER_PAD (walk->data);
GstGLMixerCollect *mixcol = pad->mixcol;
walk = g_slist_next (walk);
if (mixcol->buffer != NULL) {
GstClockTime timestamp;
gint64 stream_time;
GstSegment *seg;
guint in_tex;
GstVideoFrame *in_frame;
seg = &mixcol->collect.segment;
timestamp = GST_BUFFER_TIMESTAMP (mixcol->buffer);
stream_time =
gst_segment_to_stream_time (seg, GST_FORMAT_TIME, timestamp);
/* sync object properties on stream time */
if (GST_CLOCK_TIME_IS_VALID (stream_time))
gst_object_sync_values (GST_OBJECT (pad), stream_time);
in_frame = g_ptr_array_index (mix->in_frames, array_index);
if (!gst_video_frame_map (in_frame, &pad->in_info, mixcol->buffer,
GST_MAP_READ | GST_MAP_GL)) {
break;
}
if (gst_is_gl_memory (in_frame->map[0].memory)) {
in_tex = *(guint *) in_frame->data[0];
} else {
GstGLUpload *upload;
GST_DEBUG ("Input buffer:%p does not contain correct memory, "
"attempting to wrap for upload", mixcol->buffer);
upload = gst_gl_display_find_upload (mix->display,
GST_VIDEO_FRAME_FORMAT (in_frame),
GST_VIDEO_FRAME_WIDTH (in_frame),
GST_VIDEO_FRAME_HEIGHT (in_frame));
gst_gl_upload_init_format (upload,
GST_VIDEO_FRAME_FORMAT (in_frame),
GST_VIDEO_FRAME_WIDTH (in_frame),
GST_VIDEO_FRAME_HEIGHT (in_frame));
if (!pad->in_tex_id)
gst_gl_display_gen_texture (mix->display, &pad->in_tex_id,
GST_VIDEO_INFO_FORMAT (&mix->out_info),
GST_VIDEO_INFO_WIDTH (&mix->out_info),
GST_VIDEO_INFO_HEIGHT (&mix->out_info));
gst_gl_upload_perform_with_data (upload, pad->in_tex_id,
in_frame->data);
in_tex = pad->in_tex_id;
pad->uploaded = TRUE;
}
g_array_index (mix->array_textures, guint, array_index) = in_tex;
}
++array_index;
}
mix_class->process_textures (mix, mix->array_textures, mix->in_frames,
out_tex);
if (out_gl_wrapped) {
gst_gl_download_perform_with_data (mix->download, out_tex, out_frame.data);
}
i = 0;
walk = mix->sinkpads;
while (walk) {
GstVideoFrame *in_frame = g_ptr_array_index (mix->in_frames, i);
if (in_frame)
gst_video_frame_unmap (in_frame);
walk = g_slist_next (walk);
i++;
}
gst_video_frame_unmap (&out_frame);
return TRUE;
}
static void
gst_gl_mixer_process_buffers (GstGLMixer * mix, GstBuffer * outbuf)
{
GstGLMixerClass *mix_class = GST_GL_MIXER_GET_CLASS (mix);
GSList *walk = mix->sinkpads;
gint array_index = 0;
GST_TRACE ("Processing buffers");
guint array_index = 0;
while (walk) { /* We walk with this list because it's ordered */
GstGLMixerPad *pad = GST_GL_MIXER_PAD (walk->data);
@ -1490,21 +1576,6 @@ gst_gl_mixer_process_buffers (GstGLMixer * mix, GstBuffer * outbuf)
/* put buffer into array */
mix->array_buffers->pdata[array_index] = mixcol->buffer;
/*if (pad == mix->master) {
gint64 running_time;
running_time =
gst_segment_to_running_time (seg, GST_FORMAT_TIME, timestamp); */
/* outgoing buffers need the running_time */
/*GST_BUFFER_TIMESTAMP (outbuf) = running_time;
GST_BUFFER_DURATION (outbuf) = GST_BUFFER_DURATION (mixcol->buffer);
mix->last_ts = running_time;
if (GST_BUFFER_DURATION_IS_VALID (outbuf))
mix->last_ts += GST_BUFFER_DURATION (outbuf);
} */
}
++array_index;
}
@ -1557,6 +1628,7 @@ gst_gl_mixer_do_qos (GstGLMixer * mix, GstClockTime timestamp)
static GstFlowReturn
gst_gl_mixer_collected (GstCollectPads * pads, GstGLMixer * mix)
{
GstGLMixerClass *mix_class;
GstFlowReturn ret;
GstClockTime output_start_time, output_end_time;
GstBuffer *outbuf = NULL;
@ -1565,9 +1637,13 @@ gst_gl_mixer_collected (GstCollectPads * pads, GstGLMixer * mix)
g_return_val_if_fail (GST_IS_GL_MIXER (mix), GST_FLOW_ERROR);
mix_class = GST_GL_MIXER_GET_CLASS (mix);
/* If we're not negotiated yet... */
if (GST_VIDEO_INFO_FORMAT (&mix->info) == GST_VIDEO_FORMAT_UNKNOWN)
if (GST_VIDEO_INFO_FORMAT (&mix->out_info) == GST_VIDEO_FORMAT_UNKNOWN) {
GST_ELEMENT_ERROR (mix, CORE, NEGOTIATION, ("not negotiated"), (NULL));
return GST_FLOW_NOT_NEGOTIATED;
}
if (g_atomic_int_compare_and_exchange (&mix->flush_stop_pending, TRUE, FALSE)) {
GST_DEBUG_OBJECT (mix, "pending flush stop");
@ -1600,8 +1676,8 @@ gst_gl_mixer_collected (GstCollectPads * pads, GstGLMixer * mix)
output_end_time =
mix->ts_offset + gst_util_uint64_scale (mix->nframes + 1,
GST_SECOND * GST_VIDEO_INFO_FPS_D (&mix->info),
GST_VIDEO_INFO_FPS_N (&mix->info));
GST_SECOND * GST_VIDEO_INFO_FPS_D (&mix->out_info),
GST_VIDEO_INFO_FPS_N (&mix->out_info));
if (mix->segment.stop != -1)
output_end_time = MIN (output_end_time, mix->segment.stop);
@ -1638,7 +1714,13 @@ gst_gl_mixer_collected (GstCollectPads * pads, GstGLMixer * mix)
ret = gst_buffer_pool_acquire_buffer (mix->priv->pool, &outbuf, NULL);
g_assert (mix_class->process_buffers || mix_class->process_textures);
if (mix_class->process_buffers)
gst_gl_mixer_process_buffers (mix, outbuf);
else if (mix_class->process_textures)
gst_gl_mixer_process_textures (mix, outbuf);
mix->qos_processed++;
} else {
GstMessage *msg;
@ -1746,7 +1828,8 @@ gst_gl_mixer_sink_clip (GstCollectPads * pads,
if (end_time == -1)
end_time =
gst_util_uint64_scale_int (GST_SECOND,
GST_VIDEO_INFO_FPS_D (&pad->info), GST_VIDEO_INFO_FPS_N (&pad->info));
GST_VIDEO_INFO_FPS_D (&pad->in_info),
GST_VIDEO_INFO_FPS_N (&pad->in_info));
if (end_time == -1) {
*outbuf = buf;
return GST_FLOW_OK;
@ -1967,8 +2050,6 @@ static void
gst_gl_mixer_get_property (GObject * object,
guint prop_id, GValue * value, GParamSpec * pspec)
{
//GstGLMixer *mix = GST_GL_MIXER (object);
switch (prop_id) {
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
@ -1980,8 +2061,6 @@ static void
gst_gl_mixer_set_property (GObject * object,
guint prop_id, const GValue * value, GParamSpec * pspec)
{
//GstGLMixer *mix = GST_GL_MIXER (object);
switch (prop_id) {
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
@ -2004,35 +2083,40 @@ gst_gl_mixer_change_state (GstElement * element, GstStateChange transition)
switch (transition) {
case GST_STATE_CHANGE_READY_TO_PAUSED:
{
GSList *walk = mix->sinkpads;
gint i = 0;
guint i;
/* instanciate a gldisplay for each sink pad */
while (walk) {
GstGLMixerPad *sink_pad = GST_GL_MIXER_PAD (walk->data);
walk = g_slist_next (walk);
sink_pad->display = gst_gl_display_new ();
}
mix->array_buffers = g_ptr_array_sized_new (mix->next_sinkpad);
for (i = 0; i < mix->next_sinkpad; ++i) {
g_ptr_array_add (mix->array_buffers, NULL);
mix->array_buffers = g_ptr_array_new_full (mix->numpads, NULL);
mix->in_frames = g_ptr_array_new_full (mix->numpads, NULL);
mix->array_textures =
g_array_sized_new (FALSE, TRUE, sizeof (guint), mix->numpads);
g_ptr_array_set_size (mix->array_buffers, mix->numpads);
g_ptr_array_set_size (mix->in_frames, mix->numpads);
g_array_set_size (mix->array_textures, mix->numpads);
for (i = 0; i < mix->numpads; i++) {
mix->in_frames->pdata[i] = g_slice_alloc (sizeof (GstVideoFrame));
}
GST_LOG_OBJECT (mix, "starting collectpads");
gst_collect_pads_start (mix->collect);
break;
}
case GST_STATE_CHANGE_PAUSED_TO_READY:
{
GSList *walk = mix->sinkpads;
guint i;
GST_LOG_OBJECT (mix, "stopping collectpads");
gst_collect_pads_stop (mix->collect);
g_ptr_array_free (mix->array_buffers, TRUE);
while (walk) {
GstGLMixerPad *sink_pad = GST_GL_MIXER_PAD (walk->data);
walk = g_slist_next (walk);
if (sink_pad->display)
gst_gl_display_activate_gl_context (sink_pad->display, FALSE);
for (i = 0; i < mix->numpads; i++) {
g_slice_free1 (sizeof (GstVideoFrame), mix->in_frames->pdata[i]);
}
g_ptr_array_free (mix->array_buffers, TRUE);
g_ptr_array_free (mix->in_frames, TRUE);
g_array_free (mix->array_textures, TRUE);
if (mixer_class->reset)
mixer_class->reset (mix);
if (mix->fbo) {
@ -2044,16 +2128,6 @@ gst_gl_mixer_change_state (GstElement * element, GstStateChange transition)
g_object_unref (mix->display);
mix->display = NULL;
}
walk = mix->sinkpads;
while (walk) {
GstGLMixerPad *sink_pad = GST_GL_MIXER_PAD (walk->data);
walk = g_slist_next (walk);
if (sink_pad->display) {
gst_gl_display_activate_gl_context (sink_pad->display, TRUE);
g_object_unref (sink_pad->display);
sink_pad->display = NULL;
}
}
break;
}
default:

11
gst-libs/gst/gl/gstglmixer.h
View file

@ -50,6 +50,8 @@ typedef gboolean (*GstGLMixerSetCaps) (GstGLMixer* mixer,
typedef void (*GstGLMixerReset) (GstGLMixer *mixer);
typedef gboolean (*GstGLMixerProcessFunc) (GstGLMixer *mix,
GPtrArray *buffers, GstBuffer *outbuf);
typedef gboolean (*GstGLMixerProcessTextures) (GstGLMixer *mix,
GArray *in_textures, GPtrArray *in_frames, guint out_tex);
struct _GstGLMixer
{
@ -72,8 +74,12 @@ struct _GstGLMixer
gint next_sinkpad;
GPtrArray *array_buffers;
GArray *array_textures;
GPtrArray *in_frames;
GstVideoInfo info;
GstVideoInfo out_info;
GLuint out_tex_id;
GstGLDownload *download;
gboolean newseg_pending;
gboolean flush_stop_pending;
@ -99,9 +105,12 @@ struct _GstGLMixerClass
GstGLMixerSetCaps set_caps;
GstGLMixerReset reset;
GstGLMixerProcessFunc process_buffers;
GstGLMixerProcessTextures process_textures;
};
GType gst_gl_mixer_get_type(void);
gboolean gst_gl_mixer_process_textures (GstGLMixer * mix, GstBuffer * outbuf);
G_END_DECLS
#endif /* __GST_GL_MIXER_H__ */

8
gst-libs/gst/gl/gstglmixerpad.h
View file

@ -24,7 +24,7 @@
#include <gst/gst.h>
#include <gst/base/gstcollectpads.h>
#include "gstglmeta.h"
#include "gstgldisplay.h"
G_BEGIN_DECLS
@ -61,9 +61,9 @@ struct _GstGLMixerPad
GstPad parent; /* subclass the pad */
/* <private> */
GstVideoInfo info;
GstGLDisplay *display;
GstVideoInfo in_info;
guint in_tex_id;
gboolean uploaded;
GstGLMixerCollect *mixcol;
};