mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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d56824c05c
GstVaapiMiniObject and GstVaapiObject are deprecrated. This is the first step to remove them, by porting GstVaapiImage as a GstMiniObject. Signed-off-by: Víctor Manuel Jáquez Leal <vjaquez@igalia.com>
499 lines
12 KiB
C
499 lines
12 KiB
C
/*
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* simple-encoder.c - Test GstVaapiencoder
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*
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* Copyright (C) 2015 Intel Corporation
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public License
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* as published by the Free Software Foundation; either version 2.1
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* of the License, or (at your option) any later version.
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*
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* This library 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free
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* Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301 USA
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*/
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#include "gst/vaapi/sysdeps.h"
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#include <gst/vaapi/gstvaapiencoder_mpeg2.h>
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#include <gst/vaapi/gstvaapiencoder_h264.h>
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#include <gst/vaapi/gstvaapisurfacepool.h>
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#include <gst/vaapi/gstvaapisurfaceproxy.h>
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#include "output.h"
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#include "y4mreader.h"
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static guint g_bitrate = 0;
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static gchar *g_codec_str;
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static gchar *g_output_file_name;
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static char **g_input_files = NULL;
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#define SURFACE_NUM 16
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static GOptionEntry g_options[] = {
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{"codec", 'c', 0, G_OPTION_ARG_STRING, &g_codec_str,
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"codec to use for video encoding (h264/mpeg2)", NULL},
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{"bitrate", 'b', 0, G_OPTION_ARG_INT, &g_bitrate,
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"desired bitrate expressed in kbps", NULL},
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{"output", 'o', 0, G_OPTION_ARG_FILENAME, &g_output_file_name,
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"output file name", NULL},
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{G_OPTION_REMAINING, ' ', 0, G_OPTION_ARG_FILENAME_ARRAY, &g_input_files,
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"input file name", NULL},
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{NULL}
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};
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typedef struct
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{
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GstVaapiDisplay *display;
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GstVaapiEncoder *encoder;
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guint read_frames;
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guint encoded_frames;
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guint saved_frames;
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Y4MReader *parser;
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FILE *output_file;
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guint input_stopped:1;
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guint encode_failed:1;
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} App;
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static inline gchar *
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generate_output_filename (const gchar * ext)
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{
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gchar *fn;
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int i = 0;
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while (1) {
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fn = g_strdup_printf ("temp%02d.%s", i, ext);
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if (g_file_test (fn, G_FILE_TEST_EXISTS | G_FILE_TEST_IS_REGULAR)) {
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i++;
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g_free (fn);
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} else {
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break;
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}
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}
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return fn;
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}
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static gboolean
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parse_options (int *argc, char *argv[])
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{
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GOptionContext *ctx;
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gboolean success;
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GError *error = NULL;
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ctx = g_option_context_new (" - encoder test options");
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if (!ctx)
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return FALSE;
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g_option_context_add_group (ctx, gst_init_get_option_group ());
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g_option_context_add_main_entries (ctx, g_options, NULL);
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g_option_context_set_help_enabled (ctx, TRUE);
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success = g_option_context_parse (ctx, argc, &argv, &error);
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if (!success) {
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g_printerr ("Option parsing failed: %s\n", error->message);
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g_error_free (error);
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goto bail;
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}
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if (!g_codec_str)
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g_codec_str = g_strdup ("h264");
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if (!g_output_file_name)
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g_output_file_name = generate_output_filename (g_codec_str);
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bail:
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g_option_context_free (ctx);
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return success;
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}
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static void
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print_yuv_info (App * app)
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{
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g_print ("\n");
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g_print ("Encode : %s\n", g_codec_str);
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g_print ("Resolution : %dx%d\n", app->parser->width, app->parser->height);
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g_print ("Source YUV : %s\n", g_input_files ? g_input_files[0] : "stdin");
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g_print ("Frame Rate : %0.1f fps\n",
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1.0 * app->parser->fps_n / app->parser->fps_d);
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g_print ("Coded file : %s\n", g_output_file_name);
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g_print ("\n");
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}
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static void
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print_num_frame (App * app)
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{
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g_print ("\n");
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g_print ("read frames : %d\n", app->read_frames);
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g_print ("encoded frames : %d\n", app->encoded_frames);
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g_print ("saved frames : %d\n", app->saved_frames);
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g_print ("\n");
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}
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static GstVaapiEncoder *
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encoder_new (GstVaapiDisplay * display)
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{
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GstVaapiEncoder *encoder = NULL;
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if (!g_strcmp0 (g_codec_str, "mpeg2"))
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encoder = gst_vaapi_encoder_mpeg2_new (display);
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else if (!g_strcmp0 (g_codec_str, "h264"))
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encoder = gst_vaapi_encoder_h264_new (display);
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else
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return NULL;
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gst_vaapi_encoder_set_bitrate (encoder, g_bitrate);
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return encoder;
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}
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static inline GstVideoCodecState *
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new_codec_state (gint width, gint height, gint fps_n, gint fps_d)
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{
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GstVideoCodecState *state;
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state = g_slice_new0 (GstVideoCodecState);
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state->ref_count = 1;
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gst_video_info_set_format (&state->info, GST_VIDEO_FORMAT_ENCODED, width,
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height);
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state->info.fps_n = fps_n;
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state->info.fps_d = fps_d;
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return state;
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}
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static gboolean
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set_format (GstVaapiEncoder * encoder, gint width, gint height, gint fps_n,
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gint fps_d)
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{
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GstVideoCodecState *in_state;
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GstVaapiEncoderStatus status;
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in_state = new_codec_state (width, height, fps_n, fps_d);
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status = gst_vaapi_encoder_set_codec_state (encoder, in_state);
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g_slice_free (GstVideoCodecState, in_state);
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return (status == GST_VAAPI_ENCODER_STATUS_SUCCESS);
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}
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static GstBuffer *
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allocate_buffer (GstVaapiCodedBuffer * vbuf)
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{
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GstBuffer *buf;
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gssize size;
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size = gst_vaapi_coded_buffer_get_size (vbuf);
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if (size <= 0) {
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g_warning ("Invalid VA buffer size (%zd)", size);
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return NULL;
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}
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buf = gst_buffer_new_and_alloc (size);
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if (!buf) {
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g_warning ("Failed to create output buffer of size %zd", size);
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return NULL;
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}
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if (!gst_vaapi_coded_buffer_copy_into (buf, vbuf)) {
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g_warning ("Failed to copy VA buffer data");
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gst_buffer_unref (buf);
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return NULL;
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}
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return buf;
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}
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static GstVaapiEncoderStatus
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get_encoder_buffer (GstVaapiEncoder * encoder, GstBuffer ** buffer)
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{
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GstVaapiCodedBufferProxy *proxy = NULL;
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GstVaapiEncoderStatus status;
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status = gst_vaapi_encoder_get_buffer_with_timeout (encoder, &proxy, 50000);
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if (status < GST_VAAPI_ENCODER_STATUS_SUCCESS) {
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g_warning ("Failed to get a buffer from encoder: %d", status);
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return status;
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} else if (status > GST_VAAPI_ENCODER_STATUS_SUCCESS) {
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return status;
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}
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*buffer = allocate_buffer (GST_VAAPI_CODED_BUFFER_PROXY_BUFFER (proxy));
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gst_vaapi_coded_buffer_proxy_unref (proxy);
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return status;
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}
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static gboolean
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outputs_to_file (GstBuffer * buffer, FILE * file)
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{
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GstMapInfo info;
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size_t written;
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gboolean ret = FALSE;
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if (!gst_buffer_map (buffer, &info, GST_MAP_READ))
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return FALSE;
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if (info.size <= 0 || !info.data)
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return FALSE;
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written = fwrite (info.data, 1, info.size, file);
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if (written < info.size) {
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g_warning ("write file error.");
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goto bail;
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}
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ret = TRUE;
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bail:
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gst_buffer_unmap (buffer, &info);
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return ret;
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}
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static gpointer
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get_buffer_thread (gpointer data)
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{
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App *app = data;
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GstVaapiEncoderStatus ret;
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GstBuffer *obuf;
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while (1) {
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obuf = NULL;
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ret = get_encoder_buffer (app->encoder, &obuf);
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if (app->input_stopped && ret > GST_VAAPI_ENCODER_STATUS_SUCCESS) {
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break; /* finished */
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} else if (ret > GST_VAAPI_ENCODER_STATUS_SUCCESS) { /* another chance */
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continue;
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}
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if (ret < GST_VAAPI_ENCODER_STATUS_SUCCESS) { /* fatal error */
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app->encode_failed = TRUE;
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break;
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}
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app->encoded_frames++;
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g_debug ("encoded frame %d, buffer = %p", app->encoded_frames, obuf);
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if (app->output_file && outputs_to_file (obuf, app->output_file))
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app->saved_frames++;
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gst_buffer_unref (obuf);
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}
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if (obuf)
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gst_buffer_replace (&obuf, NULL);
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return NULL;
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}
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static void
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app_free (App * app)
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{
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g_return_if_fail (app);
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if (app->parser)
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y4m_reader_close (app->parser);
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if (app->encoder) {
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gst_vaapi_encoder_flush (app->encoder);
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gst_object_unref (app->encoder);
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}
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if (app->display)
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gst_object_unref (app->display);
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if (app->output_file)
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fclose (app->output_file);
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g_slice_free (App, app);
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}
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static App *
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app_new (const gchar * input_fn, const gchar * output_fn)
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{
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App *app = g_slice_new0 (App);
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if (!app)
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return NULL;
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app->parser = y4m_reader_open (input_fn);
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if (!app->parser) {
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g_warning ("Could not parse input stream.");
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goto error;
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}
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app->output_file = fopen (output_fn, "w");
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if (app->output_file == NULL) {
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g_warning ("Could not open file \"%s\" for writing: %s.", output_fn,
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g_strerror (errno));
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goto error;
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}
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app->display = video_output_create_display (NULL);
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if (!app->display) {
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g_warning ("Could not create VA display.");
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goto error;
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}
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app->encoder = encoder_new (app->display);
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if (!app->encoder) {
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g_warning ("Could not create encoder.");
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goto error;
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}
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if (!set_format (app->encoder, app->parser->width, app->parser->height,
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app->parser->fps_n, app->parser->fps_d)) {
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g_warning ("Could not set format.");
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goto error;
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}
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return app;
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error:
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app_free (app);
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return NULL;
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}
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static gboolean
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upload_frame (GstVaapiEncoder * encoder, GstVaapiSurfaceProxy * proxy)
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{
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GstVideoCodecFrame *frame;
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GstVaapiEncoderStatus ret;
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frame = g_slice_new0 (GstVideoCodecFrame);
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gst_video_codec_frame_set_user_data (frame,
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gst_vaapi_surface_proxy_ref (proxy),
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(GDestroyNotify) gst_vaapi_surface_proxy_unref);
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ret = gst_vaapi_encoder_put_frame (encoder, frame);
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return (ret == GST_VAAPI_ENCODER_STATUS_SUCCESS);
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}
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static gboolean
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load_frame (App * app, GstVaapiImage * image)
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{
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gboolean ret = FALSE;
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if (!gst_vaapi_image_map (image))
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return FALSE;
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ret = y4m_reader_load_image (app->parser, image);
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if (!gst_vaapi_image_unmap (image))
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return FALSE;
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return ret;
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}
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static int
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app_run (App * app)
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{
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GstVaapiImage *image;
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GstVaapiVideoPool *pool;
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GThread *buffer_thread;
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gsize id;
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int ret = EXIT_FAILURE;
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image = gst_vaapi_image_new (app->display, GST_VIDEO_FORMAT_I420,
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app->parser->width, app->parser->height);
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{
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GstVideoInfo vi;
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gst_video_info_set_format (&vi, GST_VIDEO_FORMAT_ENCODED,
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app->parser->width, app->parser->height);
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pool = gst_vaapi_surface_pool_new_full (app->display, &vi, 0);
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}
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buffer_thread = g_thread_new ("get buffer thread", get_buffer_thread, app);
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while (1) {
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GstVaapiSurfaceProxy *proxy;
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GstVaapiSurface *surface;
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if (!load_frame (app, image))
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break;
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if (!gst_vaapi_image_unmap (image))
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break;
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proxy =
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gst_vaapi_surface_proxy_new_from_pool (GST_VAAPI_SURFACE_POOL (pool));
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if (!proxy) {
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g_warning ("Could not get surface proxy from pool.");
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break;
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}
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surface = gst_vaapi_surface_proxy_get_surface (proxy);
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if (!surface) {
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g_warning ("Could not get surface from proxy.");
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break;
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}
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if (!gst_vaapi_surface_put_image (surface, image)) {
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g_warning ("Could not update surface");
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break;
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}
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if (!upload_frame (app->encoder, proxy)) {
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g_warning ("put frame failed");
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break;
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}
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app->read_frames++;
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id = gst_vaapi_surface_get_id (surface);
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g_debug ("input frame %d, surface id = %" G_GSIZE_FORMAT, app->read_frames,
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id);
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gst_vaapi_surface_proxy_unref (proxy);
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}
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app->input_stopped = TRUE;
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g_thread_join (buffer_thread);
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if (!app->encode_failed && feof (app->parser->fp))
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ret = EXIT_SUCCESS;
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gst_vaapi_video_pool_replace (&pool, NULL);
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gst_vaapi_image_unref (image);
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return ret;
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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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App *app;
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int ret = EXIT_FAILURE;
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gchar *input_fn;
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if (!parse_options (&argc, argv))
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return EXIT_FAILURE;
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/* @TODO: iterate all the input files */
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input_fn = g_input_files ? g_input_files[0] : NULL;
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if (input_fn && !g_file_test (input_fn,
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G_FILE_TEST_EXISTS | G_FILE_TEST_IS_REGULAR)) {
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g_warning ("input file \"%s\" doesn't exist", input_fn);
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goto bail;
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}
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app = app_new (input_fn, g_output_file_name);
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if (!app)
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goto bail;
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print_yuv_info (app);
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ret = app_run (app);
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print_num_frame (app);
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app_free (app);
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bail:
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g_free (g_codec_str);
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g_free (g_output_file_name);
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g_strfreev (g_input_files);
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gst_deinit ();
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return ret;
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}
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