avdevice: Constify all devices

[ffmpeg] / libavdevice / opengl_enc.c

diff --git a/libavdevice/opengl_enc.c b/libavdevice/opengl_enc.c
index b07f9c2e431257c9e437293abba9120ff2222798..9302979f46ccfe829fb9197c8392f07309347c26 100644 (file)
--- a/libavdevice/opengl_enc.c
+++ b/libavdevice/opengl_enc.c
@@ -1055,13 +1055,14 @@ static av_cold int opengl_init_context(OpenGLContext *opengl)
 static av_cold int opengl_write_header(AVFormatContext *h)
 {
     OpenGLContext *opengl = h->priv_data;
+    AVCodecParameters *par = h->streams[0]->codecpar;
     AVStream *st;
     int ret;
 
     if (h->nb_streams != 1 ||
-        h->streams[0]->codecpar->codec_type != AVMEDIA_TYPE_VIDEO ||
-        h->streams[0]->codecpar->codec_id != AV_CODEC_ID_RAWVIDEO) {
-        av_log(opengl, AV_LOG_ERROR, "Only a single video stream is supported.\n");
+        par->codec_type != AVMEDIA_TYPE_VIDEO ||
+        (par->codec_id != AV_CODEC_ID_WRAPPED_AVFRAME && par->codec_id != AV_CODEC_ID_RAWVIDEO)) {
+        av_log(opengl, AV_LOG_ERROR, "Only a single raw or wrapped avframe video stream is supported.\n");
         return AVERROR(EINVAL);
     }
     st = h->streams[0];
@@ -1256,7 +1257,13 @@ static int opengl_draw(AVFormatContext *h, void *input, int repaint, int is_pkt)
 
 static int opengl_write_packet(AVFormatContext *h, AVPacket *pkt)
 {
-    return opengl_draw(h, pkt, 0, 1);
+    AVCodecParameters *par = h->streams[0]->codecpar;
+    if (par->codec_id == AV_CODEC_ID_WRAPPED_AVFRAME) {
+        AVFrame *frame = (AVFrame *)pkt->data;
+        return opengl_draw(h, frame, 0, 0);
+    } else {
+        return opengl_draw(h, pkt, 0, 1);
+    }
 }
 
 static int opengl_write_frame(AVFormatContext *h, int stream_index,
@@ -1270,7 +1277,7 @@ static int opengl_write_frame(AVFormatContext *h, int stream_index,
 #define OFFSET(x) offsetof(OpenGLContext, x)
 #define ENC AV_OPT_FLAG_ENCODING_PARAM
 static const AVOption options[] = {
-    { "background",   "set background color",   OFFSET(background),   AV_OPT_TYPE_COLOR,  {.str = "black"}, CHAR_MIN, CHAR_MAX, ENC },
+    { "background",   "set background color",   OFFSET(background),   AV_OPT_TYPE_COLOR,  {.str = "black"}, 0, 0, ENC },
     { "no_window",    "disable default window", OFFSET(no_window),    AV_OPT_TYPE_INT,    {.i64 = 0}, INT_MIN, INT_MAX, ENC },
     { "window_title", "set window title",       OFFSET(window_title), AV_OPT_TYPE_STRING, {.str = NULL}, 0, 0, ENC },
     { "window_size",  "set window size",        OFFSET(window_width), AV_OPT_TYPE_IMAGE_SIZE, {.str = NULL}, 0, 0, ENC },
@@ -1285,12 +1292,12 @@ static const AVClass opengl_class = {
     .category   = AV_CLASS_CATEGORY_DEVICE_VIDEO_OUTPUT,
 };
 
-AVOutputFormat ff_opengl_muxer = {
+const AVOutputFormat ff_opengl_muxer = {
     .name           = "opengl",
     .long_name      = NULL_IF_CONFIG_SMALL("OpenGL output"),
     .priv_data_size = sizeof(OpenGLContext),
     .audio_codec    = AV_CODEC_ID_NONE,
-    .video_codec    = AV_CODEC_ID_RAWVIDEO,
+    .video_codec    = AV_CODEC_ID_WRAPPED_AVFRAME,
     .write_header   = opengl_write_header,
     .write_packet   = opengl_write_packet,
     .write_uncoded_frame = opengl_write_frame,