int format;
AVRational sar;
int uploaded;
+ int flip_v;
} Frame;
typedef struct FrameQueue {
int ret = 0;
switch (frame->format) {
case AV_PIX_FMT_YUV420P:
+ if (frame->linesize[0] < 0 || frame->linesize[1] < 0 || frame->linesize[2] < 0) {
+ av_log(NULL, AV_LOG_ERROR, "Negative linesize is not supported for YUV.\n");
+ return -1;
+ }
ret = SDL_UpdateYUVTexture(tex, NULL, frame->data[0], frame->linesize[0],
frame->data[1], frame->linesize[1],
frame->data[2], frame->linesize[2]);
break;
case AV_PIX_FMT_BGRA:
- ret = SDL_UpdateTexture(tex, NULL, frame->data[0], frame->linesize[0]);
+ if (frame->linesize[0] < 0) {
+ ret = SDL_UpdateTexture(tex, NULL, frame->data[0] + frame->linesize[0] * (frame->height - 1), -frame->linesize[0]);
+ } else {
+ ret = SDL_UpdateTexture(tex, NULL, frame->data[0], frame->linesize[0]);
+ }
break;
default:
/* This should only happen if we are not using avfilter... */
if (upload_texture(vp->bmp, vp->frame, &is->img_convert_ctx) < 0)
return;
vp->uploaded = 1;
+ vp->flip_v = vp->frame->linesize[0] < 0;
}
- SDL_RenderCopy(renderer, vp->bmp, NULL, &rect);
+ SDL_RenderCopyEx(renderer, vp->bmp, NULL, &rect, 0, NULL, vp->flip_v ? SDL_FLIP_VERTICAL : 0);
if (sp) {
#if USE_ONEPASS_SUBTITLE_RENDER
SDL_RenderCopy(renderer, is->sub_texture, NULL, &rect);
if (window) {
SDL_RendererInfo info;
renderer = SDL_CreateRenderer(window, -1, SDL_RENDERER_ACCELERATED | SDL_RENDERER_PRESENTVSYNC);
+ if (!renderer) {
+ av_log(NULL, AV_LOG_WARNING, "Failed to initialize a hardware accelerated renderer: %s\n", SDL_GetError());
+ renderer = SDL_CreateRenderer(window, -1, 0);
+ }
if (renderer) {
if (!SDL_GetRendererInfo(renderer, &info))
av_log(NULL, AV_LOG_VERBOSE, "Initialized %s renderer.\n", info.name);