/* NOTE: the size must be big enough to compensate the hardware audio buffersize size */
#define SAMPLE_ARRAY_SIZE (2*65536)
-#if !CONFIG_AVFILTER
static int sws_flags = SWS_BICUBIC;
-#endif
typedef struct PacketQueue {
AVPacketList *first_pkt, *last_pkt;
AVFilterContext *ctx = codec->opaque;
AVFilterPicRef *ref;
int perms = AV_PERM_WRITE;
- int w, h, stride[4];
+ int i, w, h, stride[4];
unsigned edge;
if(pic->buffer_hints & FF_BUFFER_HINTS_VALID) {
ref->w = codec->width;
ref->h = codec->height;
- for(int i = 0; i < 3; i ++) {
+ for(i = 0; i < 3; i ++) {
unsigned hshift = i == 0 ? 0 : av_pix_fmt_descriptors[ref->pic->format].log2_chroma_w;
unsigned vshift = i == 0 ? 0 : av_pix_fmt_descriptors[ref->pic->format].log2_chroma_h;
- ref->data[i] += (edge >> hshift) + ((edge * ref->linesize[i]) >> vshift);
+ if (ref->data[i]) {
+ ref->data[i] += (edge >> hshift) + ((edge * ref->linesize[i]) >> vshift);
+ }
pic->data[i] = ref->data[i];
pic->linesize[i] = ref->linesize[i];
}
pic->opaque = ref;
pic->age = INT_MAX;
pic->type = FF_BUFFER_TYPE_USER;
+ pic->reordered_opaque = codec->reordered_opaque;
return 0;
}
avfilter_unref_pic(pic->opaque);
}
+static int input_reget_buffer(AVCodecContext *codec, AVFrame *pic)
+{
+ AVFilterPicRef *ref = pic->opaque;
+
+ if (pic->data[0] == NULL) {
+ pic->buffer_hints |= FF_BUFFER_HINTS_READABLE;
+ return codec->get_buffer(codec, pic);
+ }
+
+ if ((codec->width != ref->w) || (codec->height != ref->h) ||
+ (codec->pix_fmt != ref->pic->format)) {
+ av_log(codec, AV_LOG_ERROR, "Picture properties changed.\n");
+ return -1;
+ }
+
+ pic->reordered_opaque = codec->reordered_opaque;
+ return 0;
+}
+
static int input_init(AVFilterContext *ctx, const char *args, void *opaque)
{
FilterPriv *priv = ctx->priv;
priv->use_dr1 = 1;
codec->get_buffer = input_get_buffer;
codec->release_buffer = input_release_buffer;
+ codec->reget_buffer = input_reget_buffer;
}
priv->frame = avcodec_alloc_frame();
#if CONFIG_AVFILTER
int64_t pos;
+ char sws_flags_str[128];
AVFilterContext *filt_src = NULL, *filt_out = NULL;
AVFilterGraph *graph = av_mallocz(sizeof(AVFilterGraph));
- graph->scale_sws_opts = av_strdup("sws_flags=bilinear");
+ snprintf(sws_flags_str, sizeof(sws_flags_str), "flags=%d", sws_flags);
+ graph->scale_sws_opts = av_strdup(sws_flags_str);
if(!(filt_src = avfilter_open(&input_filter, "src"))) goto the_end;
if(!(filt_out = avfilter_open(&output_filter, "out"))) goto the_end;
{ "framedrop", OPT_BOOL | OPT_EXPERT, {(void*)&framedrop}, "drop frames when cpu is too slow", "" },
{ "window_title", OPT_STRING | HAS_ARG, {(void*)&window_title}, "set window title", "window title" },
#if CONFIG_AVFILTER
- { "vfilters", OPT_STRING | HAS_ARG, {(void*)&vfilters}, "video filters", "filter list" },
+ { "vf", OPT_STRING | HAS_ARG, {(void*)&vfilters}, "video filters", "filter list" },
#endif
{ "rdftspeed", OPT_INT | HAS_ARG| OPT_AUDIO | OPT_EXPERT, {(void*)&rdftspeed}, "rdft speed", "msecs" },
{ "default", OPT_FUNC2 | HAS_ARG | OPT_AUDIO | OPT_VIDEO | OPT_EXPERT, {(void*)opt_default}, "generic catch all option", "" },