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[844/906] mixer: give access to the pads at render time

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allows us to move the video frame mapping somewhere else
This commit is contained in:
Matthew Waters 2013-11-14 15:08:47 +11:00 committed by Tim-Philipp Müller
parent 36c62b32e5
commit 2cb2a3951b
2 changed files with 28 additions and 10 deletions
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27
gst-libs/gst/gl/gstglmixer.c
View file

@ -1476,6 +1476,11 @@ gst_gl_mixer_process_textures (GstGLMixer * mix, GstBuffer * outbuf)
GstSegment *seg;
guint in_tex;
GstVideoFrame *in_frame;
GstGLMixerFrameData *frame;
frame = g_ptr_array_index (mix->frames, array_index);
frame->pad = pad;
frame->texture = 0;
seg = &mixcol->collect.segment;
@ -1537,13 +1542,12 @@ gst_gl_mixer_process_textures (GstGLMixer * mix, GstBuffer * outbuf)
pad->mapped = TRUE;
}
g_array_index (mix->array_textures, guint, array_index) = in_tex;
frame->texture = in_tex;
}
++array_index;
}
mix_class->process_textures (mix, mix->array_textures, mix->in_frames,
out_tex);
mix_class->process_textures (mix, mix->frames, out_tex);
if (out_gl_wrapped) {
if (gst_gl_download_perform_with_data (mix->download, out_tex,
@ -2127,15 +2131,18 @@ gst_gl_mixer_change_state (GstElement * element, GstStateChange transition)
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);
mix->frames = g_ptr_array_new_full (mix->numpads, NULL);
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);
g_ptr_array_set_size (mix->frames, mix->numpads);
for (i = 0; i < mix->numpads; i++) {
mix->in_frames->pdata[i] = g_slice_alloc (sizeof (GstVideoFrame));
mix->in_frames->pdata[i] = g_slice_new0 (GstVideoFrame);
}
for (i = 0; i < mix->numpads; i++) {
mix->frames->pdata[i] = g_slice_new0 (GstGLMixerFrameData);
}
GST_LOG_OBJECT (mix, "starting collectpads");
@ -2154,9 +2161,13 @@ gst_gl_mixer_change_state (GstElement * element, GstStateChange transition)
g_slice_free1 (sizeof (GstVideoFrame), mix->in_frames->pdata[i]);
}
for (i = 0; i < mix->numpads; i++) {
g_slice_free1 (sizeof (GstGLMixerFrameData), 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);
g_ptr_array_free (mix->frames, TRUE);
if (mixer_class->reset)
mixer_class->reset (mix);

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

@ -43,6 +43,7 @@ G_BEGIN_DECLS
typedef struct _GstGLMixer GstGLMixer;
typedef struct _GstGLMixerClass GstGLMixerClass;
typedef struct _GstGLMixerPrivate GstGLMixerPrivate;
typedef struct _GstGLMixerFrameData GstGLMixerFrameData;
typedef gboolean (*GstGLMixerSetCaps) (GstGLMixer* mixer,
GstCaps* outcaps);
@ -50,7 +51,7 @@ 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);
GPtrArray *frames, guint out_tex);
struct _GstGLMixer
{
@ -73,8 +74,8 @@ struct _GstGLMixer
gint next_sinkpad;
GPtrArray *array_buffers;
GArray *array_textures;
GPtrArray *in_frames;
GPtrArray *frames;
GstVideoInfo out_info;
GLuint out_tex_id;
@ -108,6 +109,12 @@ struct _GstGLMixerClass
GstGLMixerProcessTextures process_textures;
};
struct _GstGLMixerFrameData
{
GstGLMixerPad *pad;
guint texture;
};
GType gst_gl_mixer_get_type(void);
gboolean gst_gl_mixer_process_textures (GstGLMixer * mix, GstBuffer * outbuf);