Allocate extradata with av_malloc()
The extradata buffer is owned by libav, so it must be allocated with
av_malloc(), not SDL_malloc().
This fixes a crash on Windows during avformat_free_context().
@@ -135,7 +135,7 @@ static SDL_bool
recorder_write_header(struct recorder *recorder, AVPacket *packet) {
AVStream *ostream = recorder->ctx->streams[0];
- uint8_t *extradata = SDL_malloc(packet->size * sizeof(uint8_t));
+ uint8_t *extradata = av_malloc(packet->size * sizeof(uint8_t));
if (!extradata) {
LOGC("Cannot allocate extradata");
return SDL_FALSE;
