Merge remote-tracking branch 'qatar/master'

[ffmpeg] / libavcodec / mpegvideo.c

diff --git a/libavcodec/mpegvideo.c b/libavcodec/mpegvideo.c
index fbcd42c1f960e84a200abf5a3749e371bca8b90d..fffa36a456ad6c19355c7b29da4964c57d22113b 100644 (file)
--- a/libavcodec/mpegvideo.c
+++ b/libavcodec/mpegvideo.c
@@ -122,7 +122,7 @@ const enum PixelFormat ff_hwaccel_pixfmt_list_420[] = {
     PIX_FMT_NONE
 };
 
-const uint8_t *ff_find_start_code(const uint8_t * restrict p, const uint8_t *end, uint32_t * restrict state){
+const uint8_t *avpriv_mpv_find_start_code(const uint8_t * restrict p, const uint8_t *end, uint32_t * restrict state){
     int i;
 
     assert(p<=end);
@@ -377,8 +377,7 @@ static int init_duplicate_context(MpegEncContext *s, MpegEncContext *base){
     int i;
 
     // edge emu needs blocksize + filter length - 1 (=17x17 for halfpel / 21x21 for h264)
-    FF_ALLOCZ_OR_GOTO(s->avctx, s->allocated_edge_emu_buffer, (s->width+64)*2*21*2*2, fail); //(width + edge + align)*interlaced*MBsize*tolerance
-    s->edge_emu_buffer= s->allocated_edge_emu_buffer + (s->width+64)*2*21*2;
+    FF_ALLOCZ_OR_GOTO(s->avctx, s->edge_emu_buffer, (s->width+64)*2*21*2, fail); //(width + edge + align)*interlaced*MBsize*tolerance
 
      //FIXME should be linesize instead of s->width*2 but that is not known before get_buffer()
     FF_ALLOCZ_OR_GOTO(s->avctx, s->me.scratchpad,  (s->width+64)*4*16*2*sizeof(uint8_t), fail)
@@ -416,7 +415,7 @@ fail:
 static void free_duplicate_context(MpegEncContext *s){
     if(s==NULL) return;
 
-    av_freep(&s->allocated_edge_emu_buffer); s->edge_emu_buffer= NULL;
+    av_freep(&s->edge_emu_buffer);
     av_freep(&s->me.scratchpad);
     s->me.temp=
     s->rd_scratchpad=
@@ -433,7 +432,6 @@ static void free_duplicate_context(MpegEncContext *s){
 
 static void backup_duplicate_context(MpegEncContext *bak, MpegEncContext *src){
 #define COPY(a) bak->a= src->a
-    COPY(allocated_edge_emu_buffer);
     COPY(edge_emu_buffer);
     COPY(me.scratchpad);
     COPY(me.temp);
@@ -647,9 +645,8 @@ av_cold int MPV_common_init(MpegEncContext *s)
     yc_size = y_size + 2 * c_size;
 
     /* convert fourcc to upper case */
-    s->codec_tag = ff_toupper4(s->avctx->codec_tag);
-
-    s->stream_codec_tag = ff_toupper4(s->avctx->stream_codec_tag);
+    s->codec_tag        = avpriv_toupper4(s->avctx->codec_tag);
+    s->stream_codec_tag = avpriv_toupper4(s->avctx->stream_codec_tag);
 
     s->avctx->coded_frame= (AVFrame*)&s->current_picture;
 
@@ -1134,6 +1131,12 @@ int MPV_frame_start(MpegEncContext *s, AVCodecContext *avctx)
             s->last_picture_ptr->f.key_frame = 0;
             if(ff_alloc_picture(s, s->last_picture_ptr, 0) < 0)
                 return -1;
+
+            if(s->codec_id == CODEC_ID_FLV1){
+                for(i=0; i<s->height; i++)
+                    memset(s->last_picture_ptr->f.data[0] + s->last_picture_ptr->f.linesize[0]*i, 16, s->width);
+            }
+
             ff_thread_report_progress((AVFrame*)s->last_picture_ptr, INT_MAX, 0);
             ff_thread_report_progress((AVFrame*)s->last_picture_ptr, INT_MAX, 1);
         }
@@ -2137,7 +2140,7 @@ void MPV_decode_mb_internal(MpegEncContext *s, DCTELEM block[12][64],
             /* decoding or more than one mb_type (MC was already done otherwise) */
             if(!s->encoding){
 
-                if(HAVE_PTHREADS && s->avctx->active_thread_type&FF_THREAD_FRAME) {
+                if(HAVE_THREADS && s->avctx->active_thread_type&FF_THREAD_FRAME) {
                     if (s->mv_dir & MV_DIR_FORWARD) {
                         ff_thread_await_progress((AVFrame*)s->last_picture_ptr, MPV_lowest_referenced_row(s, 0), 0);
                     }
@@ -2329,12 +2332,15 @@ void ff_draw_horiz_band(MpegEncContext *s, int y, int h){
 
         edge_h= FFMIN(h, s->v_edge_pos - y);
 
-        s->dsp.draw_edges(s->current_picture_ptr->f.data[0] +  y         *s->linesize  , s->linesize,
-                          s->h_edge_pos        , edge_h        , EDGE_WIDTH        , EDGE_WIDTH        , sides);
-        s->dsp.draw_edges(s->current_picture_ptr->f.data[1] + (y>>vshift)*s->uvlinesize, s->uvlinesize,
-                          s->h_edge_pos>>hshift, edge_h>>vshift, EDGE_WIDTH>>hshift, EDGE_WIDTH>>vshift, sides);
-        s->dsp.draw_edges(s->current_picture_ptr->f.data[2] + (y>>vshift)*s->uvlinesize, s->uvlinesize,
-                          s->h_edge_pos>>hshift, edge_h>>vshift, EDGE_WIDTH>>hshift, EDGE_WIDTH>>vshift, sides);
+        s->dsp.draw_edges(s->current_picture_ptr->f.data[0] +  y         *s->linesize,
+                          s->linesize,           s->h_edge_pos,         edge_h,
+                          EDGE_WIDTH,            EDGE_WIDTH,            sides);
+        s->dsp.draw_edges(s->current_picture_ptr->f.data[1] + (y>>vshift)*s->uvlinesize,
+                          s->uvlinesize,         s->h_edge_pos>>hshift, edge_h>>vshift,
+                          EDGE_WIDTH>>hshift,    EDGE_WIDTH>>vshift,    sides);
+        s->dsp.draw_edges(s->current_picture_ptr->f.data[2] + (y>>vshift)*s->uvlinesize,
+                          s->uvlinesize,         s->h_edge_pos>>hshift, edge_h>>vshift,
+                          EDGE_WIDTH>>hshift,    EDGE_WIDTH>>vshift,    sides);
     }
 
     h= FFMIN(h, s->avctx->height - y);