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14a6e0f629
Align gst_vaapi_decoder_get_surface() semantics with the rest of the API. That is, return a GstVaapiDecoderStatus and the decoded surface as a handle to GstVaapiSurfaceProxy in parameter. This is an API/ABI change.
229 lines
7 KiB
C
229 lines
7 KiB
C
/*
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* test-subpicture.c - Test GstVaapiSubpicture
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*
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* Copyright (C) <2011> Intel Corporation
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* Copyright (C) <2011> Collabora Ltd.
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* Copyright (C) <2011> Thibault Saunier <thibault.saunier@collabora.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include "config.h"
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#include <string.h>
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#include <gst/vaapi/gstvaapidecoder.h>
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#include <gst/vaapi/gstvaapidecoder_mpeg2.h>
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#include <gst/vaapi/gstvaapisurface.h>
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#include "output.h"
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#include "test-mpeg2.h"
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#include "test-subpicture-data.h"
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typedef void (*GetVideoInfoFunc)(VideoDecodeInfo *info);
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typedef struct _CodecDefs CodecDefs;
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struct _CodecDefs {
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const gchar *codec_str;
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GetVideoInfoFunc get_video_info;
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};
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static const CodecDefs g_codec_defs[] = {
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#define INIT_FUNCS(CODEC) { #CODEC, CODEC##_get_video_info }
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INIT_FUNCS(mpeg2),
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#undef INIT_FUNCS
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{ NULL, }
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};
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static const CodecDefs *
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get_codec_defs(const gchar *codec_str)
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{
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const CodecDefs *c;
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for (c = g_codec_defs; c->codec_str; c++)
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if (strcmp(codec_str, c->codec_str) == 0)
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return c;
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return NULL;
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}
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static inline void pause(void)
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{
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g_print("Press any key to continue...\n");
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getchar();
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}
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static gchar *g_codec_str;
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static GOptionEntry g_options[] = {
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{ "codec", 'c',
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0,
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G_OPTION_ARG_STRING, &g_codec_str,
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"codec to test", NULL },
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{ NULL, }
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};
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static void
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upload_image (guint8 *dst, const guint32 *src, guint size)
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{
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guint i;
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for (i = 0; i < size; i += 4) {
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dst[i ] = *src >> 24;
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dst[i + 1] = *src >> 16;
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dst[i + 2] = *src >> 8;
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dst[i + 3] = *src++;
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}
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}
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int
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main(int argc, char *argv[])
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{
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GstVaapiDisplay *display;
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GstVaapiWindow *window;
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GstVaapiDecoder *decoder = NULL;
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GstCaps *decoder_caps;
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GstStructure *structure;
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GstVaapiDecoderStatus status;
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const CodecDefs *codec;
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GstBuffer *buffer;
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GstVaapiSurfaceProxy *proxy;
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GstVaapiSurface *surface;
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VideoDecodeInfo info;
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VideoSubpictureInfo subinfo;
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GstVaapiImage *subtitle_image;
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GstVaapiSubpicture *subpicture;
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GstCaps *argbcaps;
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GstVaapiRectangle sub_rect;
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guint surf_width, surf_height;
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static const guint win_width = 640;
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static const guint win_height = 480;
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if (!video_output_init(&argc, argv, g_options))
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g_error("failed to initialize video output subsystem");
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if (!g_codec_str)
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g_codec_str = g_strdup("mpeg2");
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g_print("Test %s decode\n", g_codec_str);
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codec = get_codec_defs(g_codec_str);
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if (!codec)
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g_error("no %s codec data found", g_codec_str);
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display = video_output_create_display(NULL);
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if (!display)
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g_error("could not create VA display");
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window = video_output_create_window(display, win_width, win_height);
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if (!window)
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g_error("could not create window");
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codec->get_video_info(&info);
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decoder_caps = gst_vaapi_profile_get_caps(info.profile);
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if (!decoder_caps)
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g_error("could not create decoder caps");
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structure = gst_caps_get_structure(decoder_caps, 0);
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if (info.width > 0 && info.height > 0)
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gst_structure_set(
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structure,
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"width", G_TYPE_INT, info.width,
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"height", G_TYPE_INT, info.height,
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NULL
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);
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decoder = gst_vaapi_decoder_mpeg2_new(display, decoder_caps);
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if (!decoder)
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g_error("could not create video decoder");
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gst_caps_unref(decoder_caps);
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buffer = gst_buffer_new();
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if (!buffer)
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g_error("could not create encoded data buffer");
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gst_buffer_set_data(buffer, (guchar *)info.data, info.data_size);
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if (!gst_vaapi_decoder_put_buffer(decoder, buffer))
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g_error("could not send video data to the decoder");
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gst_buffer_unref(buffer);
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if (!gst_vaapi_decoder_put_buffer(decoder, NULL))
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g_error("could not send EOS to the decoder");
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status = gst_vaapi_decoder_get_surface(decoder, &proxy);
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if (status != GST_VAAPI_DECODER_STATUS_SUCCESS)
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g_error("could not get decoded surface (decoder status %d)", status);
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surface = gst_vaapi_surface_proxy_get_surface(proxy);
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if (!surface)
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g_error("could not get underlying surface");
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gst_vaapi_surface_get_size(surface, &surf_width, &surf_height);
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printf("surface size %dx%d\n", surf_width, surf_height);
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subpicture_get_info (&subinfo);
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/* Adding subpicture */
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argbcaps = gst_caps_new_simple ("video/x-raw-rgb",
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"endianness", G_TYPE_INT, G_BIG_ENDIAN,
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"bpp", G_TYPE_INT, 32,
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"red_mask", G_TYPE_INT, 0xff000000,
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"green_mask", G_TYPE_INT, 0x00ff0000,
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"blue_mask", G_TYPE_INT, 0x0000ff00,
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"alpha_mask", G_TYPE_INT, 0x000000ff,
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"width", G_TYPE_INT, subinfo.width,
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"height", G_TYPE_INT, subinfo.height,
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NULL);
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buffer = gst_buffer_new_and_alloc (subinfo.data_size);
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upload_image (GST_BUFFER_DATA (buffer), subinfo.data, subinfo.data_size);
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gst_buffer_set_caps (buffer, argbcaps);
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subtitle_image = gst_vaapi_image_new (display,
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GST_VAAPI_IMAGE_RGBA, subinfo.width, subinfo.height);
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if (!gst_vaapi_image_update_from_buffer (subtitle_image, buffer, NULL))
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g_error ("could not update VA image with subtitle data");
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subpicture = gst_vaapi_subpicture_new (subtitle_image);
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/* We position it as a subtitle, centered at the bottom. */
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sub_rect.x = (surf_width - subinfo.width) / 2;
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sub_rect.y = surf_height - subinfo.height - 10;
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sub_rect.height = subinfo.height;
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sub_rect.width = subinfo.width;
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if (!gst_vaapi_surface_associate_subpicture (
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surface,
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subpicture,
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NULL,
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&sub_rect))
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g_error("could not associate subpicture");
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gst_vaapi_window_show(window);
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if (!gst_vaapi_window_put_surface(window,
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GST_VAAPI_SURFACE_PROXY_SURFACE(proxy),
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NULL,
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NULL,
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GST_VAAPI_PICTURE_STRUCTURE_FRAME))
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g_error("could not render surface");
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pause();
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gst_buffer_unref(buffer);
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gst_vaapi_surface_proxy_unref(proxy);
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g_object_unref(decoder);
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g_object_unref(window);
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g_object_unref(display);
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g_free(g_codec_str);
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video_output_exit();
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return 0;
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}
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