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/*
* test-decode.c - Test GstVaapiDecoder
*
* Copyright (C) 2010-2011 Splitted-Desktop Systems
* Copyright (C) 2011-2012 Intel Corporation
*
* 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; either version 2.1
* of the License, or (at your option) any later version.
*
* 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
*/
#include "config.h"
#include <string.h>
#include <gst/vaapi/gstvaapidecoder.h>
#include <gst/vaapi/gstvaapisurface.h>
#include <gst/vaapi/gstvaapidecoder_h264.h>
#include <gst/vaapi/gstvaapidecoder_jpeg.h>
#include <gst/vaapi/gstvaapidecoder_mpeg2.h>
#include <gst/vaapi/gstvaapidecoder_vc1.h>
#include "test-jpeg.h"
#include "test-mpeg2.h"
#include "test-h264.h"
#include "test-vc1.h"
#include "output.h"
/* Set to 1 to check display cache works (shared VA display) */
#define CHECK_DISPLAY_CACHE 1
typedef void (*GetVideoInfoFunc)(VideoDecodeInfo *info);
typedef struct _CodecDefs CodecDefs;
struct _CodecDefs {
const gchar *codec_str;
GetVideoInfoFunc get_video_info;
};
static const CodecDefs g_codec_defs[] = {
#define INIT_FUNCS(CODEC) { #CODEC, CODEC##_get_video_info }
INIT_FUNCS(jpeg),
INIT_FUNCS(mpeg2),
INIT_FUNCS(h264),
INIT_FUNCS(vc1),
#undef INIT_FUNCS
{ NULL, }
};
static const CodecDefs *
get_codec_defs(const gchar *codec_str)
{
const CodecDefs *c;
for (c = g_codec_defs; c->codec_str; c++)
if (strcmp(codec_str, c->codec_str) == 0)
return c;
return NULL;
}
static inline void pause(void)
{
g_print("Press any key to continue...\n");
getchar();
}
static gchar *g_codec_str;
static GOptionEntry g_options[] = {
{ "codec", 'c',
0,
G_OPTION_ARG_STRING, &g_codec_str,
"codec to test", NULL },
{ NULL, }
};
int
main(int argc, char *argv[])
{
GstVaapiDisplay *display, *display2;
GstVaapiWindow *window;
GstVaapiDecoder *decoder;
GstCaps *decoder_caps;
GstStructure *structure;
GstVaapiDecoderStatus status;
const CodecDefs *codec;
GstBuffer *buffer;
GstVaapiSurfaceProxy *proxy;
VideoDecodeInfo info;
static const guint win_width = 640;
static const guint win_height = 480;
if (!video_output_init(&argc, argv, g_options))
g_error("failed to initialize video output subsystem");
if (!g_codec_str)
g_codec_str = g_strdup("h264");
g_print("Test %s decode\n", g_codec_str);
codec = get_codec_defs(g_codec_str);
if (!codec)
g_error("no %s codec data found", g_codec_str);
display = video_output_create_display(NULL);
if (!display)
g_error("could not create VA display");
if (CHECK_DISPLAY_CACHE)
display2 = video_output_create_display(NULL);
else
display2 = g_object_ref(display);
if (!display2)
g_error("could not create second VA display");
window = video_output_create_window(display, win_width, win_height);
if (!window)
g_error("could not create window");
codec->get_video_info(&info);
decoder_caps = gst_vaapi_profile_get_caps(info.profile);
if (!decoder_caps)
g_error("could not create decoder caps");
structure = gst_caps_get_structure(decoder_caps, 0);
if (info.width > 0 && info.height > 0)
gst_structure_set(
structure,
"width", G_TYPE_INT, info.width,
"height", G_TYPE_INT, info.height,
NULL
);
switch (gst_vaapi_profile_get_codec(info.profile)) {
case GST_VAAPI_CODEC_H264:
decoder = gst_vaapi_decoder_h264_new(display, decoder_caps);
break;
#if USE_JPEG_DECODER
case GST_VAAPI_CODEC_JPEG:
decoder = gst_vaapi_decoder_jpeg_new(display, decoder_caps);
break;
#endif
case GST_VAAPI_CODEC_MPEG2:
decoder = gst_vaapi_decoder_mpeg2_new(display, decoder_caps);
break;
case GST_VAAPI_CODEC_VC1:
decoder = gst_vaapi_decoder_vc1_new(display, decoder_caps);
break;
default:
decoder = NULL;
break;
}
if (!decoder)
g_error("could not create decoder");
gst_caps_unref(decoder_caps);
buffer = gst_buffer_new();
if (!buffer)
g_error("could not create encoded data buffer");
gst_buffer_set_data(buffer, (guchar *)info.data, info.data_size);
if (!gst_vaapi_decoder_put_buffer(decoder, buffer))
g_error("could not send video data to the decoder");
gst_buffer_unref(buffer);
if (!gst_vaapi_decoder_put_buffer(decoder, NULL))
g_error("could not send EOS to the decoder");
proxy = gst_vaapi_decoder_get_surface(decoder, &status);
if (!proxy)
g_error("could not get decoded surface (decoder status %d)", status);
gst_vaapi_window_show(window);
if (!gst_vaapi_window_put_surface(window,
GST_VAAPI_SURFACE_PROXY_SURFACE(proxy),
NULL,
NULL,
GST_VAAPI_PICTURE_STRUCTURE_FRAME))
g_error("could not render surface");
pause();
g_object_unref(proxy);
g_object_unref(decoder);
g_object_unref(window);
g_object_unref(display);
g_object_unref(display2);
g_free(g_codec_str);
video_output_exit();
return 0;
}
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