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testffmpeg: added the ability to specify audio and video codecs

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This commit is contained in:
Sam Lantinga
2023-10-12 11:38:14 -07:00
parent 72034b9a07
commit d18f910248
1 changed files with 39 additions and 7 deletions
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46
test/testffmpeg.c
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@@ -406,6 +406,11 @@ static SDL_bool GetTextureForMemoryFrame(AVFrame *frame, SDL_Texture **texture)
Uint32 texture_format = SDL_PIXELFORMAT_UNKNOWN;
Uint32 frame_format = GetTextureFormat(frame->format);
if (frame_format == SDL_PIXELFORMAT_UNKNOWN) {
SDL_SetError("Unknown pixel format: %s", av_get_pix_fmt_name(frame->format));
return SDL_FALSE;
}
if (*texture) {
SDL_QueryTexture(*texture, &texture_format, NULL, &texture_width, &texture_height);
}
@@ -602,7 +607,10 @@ static SDL_bool GetTextureForFrame(AVFrame *frame, SDL_Texture **texture)
static void DisplayVideoTexture(AVFrame *frame)
{
/* Update the video texture */
GetTextureForFrame(frame, &video_texture);
if (!GetTextureForFrame(frame, &video_texture)) {
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't get texture for frame: %s\n", SDL_GetError());
return;
}
if (frame->linesize[0] < 0) {
SDL_RenderTextureRotated(renderer, video_texture, NULL, NULL, 0.0, NULL, SDL_FLIP_VERTICAL);
@@ -777,8 +785,10 @@ int main(int argc, char *argv[])
AVFormatContext *ic = NULL;
int audio_stream = -1;
int video_stream = -1;
const AVCodec *audio_decoder = NULL;
const AVCodec *video_decoder = NULL;
const char *audio_codec_name = NULL;
const char *video_codec_name = NULL;
const AVCodec *audio_codec = NULL;
const AVCodec *video_codec = NULL;
AVCodecContext *audio_context = NULL;
AVCodecContext *video_context = NULL;
AVPacket *pkt = NULL;
@@ -808,6 +818,12 @@ int main(int argc, char *argv[])
if (SDL_strcmp(argv[i], "--sprites") == 0 && argv[i+1]) {
num_sprites = SDL_atoi(argv[i+1]);
consumed = 2;
} else if (SDL_strcmp(argv[i], "--audio-codec") == 0 && argv[i+1]) {
audio_codec_name = argv[i+1];
consumed = 2;
} else if (SDL_strcmp(argv[i], "--video-codec") == 0 && argv[i+1]) {
video_codec_name = argv[i+1];
consumed = 2;
} else if (SDL_strcmp(argv[i], "--software") == 0) {
software_only = SDL_TRUE;
consumed = 1;
@@ -877,17 +893,33 @@ int main(int argc, char *argv[])
return_code = 4;
goto quit;
}
video_stream = av_find_best_stream(ic, AVMEDIA_TYPE_VIDEO, -1, -1, &video_decoder, 0);
video_stream = av_find_best_stream(ic, AVMEDIA_TYPE_VIDEO, -1, -1, &video_codec, 0);
if (video_stream >= 0) {
video_context = OpenVideoStream(ic, video_stream, video_decoder);
if (video_codec_name) {
video_codec = avcodec_find_decoder_by_name(video_codec_name);
if (!video_codec) {
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't find codec '%s'", video_codec_name);
return_code = 4;
goto quit;
}
}
video_context = OpenVideoStream(ic, video_stream, video_codec);
if (!video_context) {
return_code = 4;
goto quit;
}
}
audio_stream = av_find_best_stream(ic, AVMEDIA_TYPE_AUDIO, -1, video_stream, &audio_decoder, 0);
audio_stream = av_find_best_stream(ic, AVMEDIA_TYPE_AUDIO, -1, video_stream, &audio_codec, 0);
if (audio_stream >= 0) {
audio_context = OpenAudioStream(ic, audio_stream, audio_decoder);
if (audio_codec_name) {
audio_codec = avcodec_find_decoder_by_name(audio_codec_name);
if (!audio_codec) {
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't find codec '%s'", audio_codec_name);
return_code = 4;
goto quit;
}
}
audio_context = OpenAudioStream(ic, audio_stream, audio_codec);
if (!audio_context) {
return_code = 4;
goto quit;