sparc: fix a few pages of cast warnings

[ffmpeg] / libavcodec / vc1dec.c

diff --git a/libavcodec/vc1dec.c b/libavcodec/vc1dec.c
index 8cea7c9fc34e7efd7bbe8930b0b21302b0e532ae..ebd14cb1cb96e02f60ecf5b566901f4df2d19340 100644 (file)
--- a/libavcodec/vc1dec.c
+++ b/libavcodec/vc1dec.c
@@ -29,6 +29,7 @@
 #include "dsputil.h"
 #include "avcodec.h"
 #include "mpegvideo.h"
+#include "h263.h"
 #include "vc1.h"
 #include "vc1data.h"
 #include "vc1acdata.h"
@@ -124,10 +125,6 @@ static int vc1_init_common(VC1Context *v)
                      &vc1_ac_tables[i][0][1], 8, 4,
                      &vc1_ac_tables[i][0][0], 8, 4, INIT_VLC_USE_NEW_STATIC);
         }
-        //FIXME: switching to INIT_VLC_STATIC() results in incorrect decoding
-        init_vlc(&ff_msmp4_mb_i_vlc, MB_INTRA_VLC_BITS, 64,
-                 &ff_msmp4_mb_i_table[0][1], 4, 2,
-                 &ff_msmp4_mb_i_table[0][0], 4, 2, INIT_VLC_USE_STATIC);
         done = 1;
     }
 
@@ -860,8 +857,8 @@ static void vc1_interp_mc(VC1Context *v)
     }
 
     if(v->rangeredfrm
-       || (unsigned)src_x > s->h_edge_pos - (mx&3) - 16 - s->mspel*3
-       || (unsigned)src_y > s->v_edge_pos - (my&3) - 16 - s->mspel*3){
+       || (unsigned)(src_x - s->mspel) > s->h_edge_pos - (mx&3) - 16 - s->mspel*3
+       || (unsigned)(src_y - s->mspel) > s->v_edge_pos - (my&3) - 16 - s->mspel*3){
         uint8_t *uvbuf= s->edge_emu_buffer + 19 * s->linesize;
 
         srcY -= s->mspel * (1 + s->linesize);
@@ -2617,8 +2614,9 @@ static void vc1_decode_i_blocks(VC1Context *v)
     s->mb_intra = 1;
     s->first_slice_line = 1;
     for(s->mb_y = 0; s->mb_y < s->mb_height; s->mb_y++) {
-        for(s->mb_x = 0; s->mb_x < s->mb_width; s->mb_x++) {
-            ff_init_block_index(s);
+        s->mb_x = 0;
+        ff_init_block_index(s);
+        for(; s->mb_x < s->mb_width; s->mb_x++) {
             ff_update_block_index(s);
             s->dsp.clear_blocks(s->block[0]);
             mb_pos = s->mb_x + s->mb_y * s->mb_width;
@@ -2730,8 +2728,9 @@ static void vc1_decode_i_blocks_adv(VC1Context *v)
     s->mb_intra = 1;
     s->first_slice_line = 1;
     for(s->mb_y = 0; s->mb_y < s->mb_height; s->mb_y++) {
-        for(s->mb_x = 0; s->mb_x < s->mb_width; s->mb_x++) {
-            ff_init_block_index(s);
+        s->mb_x = 0;
+        ff_init_block_index(s);
+        for(;s->mb_x < s->mb_width; s->mb_x++) {
             ff_update_block_index(s);
             s->dsp.clear_blocks(s->block[0]);
             mb_pos = s->mb_x + s->mb_y * s->mb_stride;
@@ -2849,8 +2848,9 @@ static void vc1_decode_p_blocks(VC1Context *v)
     s->first_slice_line = 1;
     memset(v->cbp_base, 0, sizeof(v->cbp_base[0])*2*s->mb_stride);
     for(s->mb_y = 0; s->mb_y < s->mb_height; s->mb_y++) {
-        for(s->mb_x = 0; s->mb_x < s->mb_width; s->mb_x++) {
-            ff_init_block_index(s);
+        s->mb_x = 0;
+        ff_init_block_index(s);
+        for(; s->mb_x < s->mb_width; s->mb_x++) {
             ff_update_block_index(s);
 
             vc1_decode_p_mb(v);
@@ -2898,8 +2898,9 @@ static void vc1_decode_b_blocks(VC1Context *v)
 
     s->first_slice_line = 1;
     for(s->mb_y = 0; s->mb_y < s->mb_height; s->mb_y++) {
-        for(s->mb_x = 0; s->mb_x < s->mb_width; s->mb_x++) {
-            ff_init_block_index(s);
+        s->mb_x = 0;
+        ff_init_block_index(s);
+        for(; s->mb_x < s->mb_width; s->mb_x++) {
             ff_update_block_index(s);
 
             vc1_decode_b_mb(v);
@@ -2993,7 +2994,7 @@ static av_cold int vc1_decode_init(AVCodecContext *avctx)
         avctx->idct_algo=FF_IDCT_WMV2;
     }
 
-    if(ff_h263_decode_init(avctx) < 0)
+    if(ff_msmpeg4_decode_init(avctx) < 0)
         return -1;
     if (vc1_init_common(v) < 0) return -1;
 
@@ -3037,7 +3038,7 @@ static av_cold int vc1_decode_init(AVCodecContext *avctx)
         }
 
         buf2 = av_mallocz(avctx->extradata_size + FF_INPUT_BUFFER_PADDING_SIZE);
-        if(start[0]) start++; // in WVC1 extradata first byte is its size
+        start = find_next_marker(start, end); // in WVC1 extradata first byte is its size, but can be 0 in mkv
         next = start;
         for(; next < end; start = next){
             next = find_next_marker(start + 4, end);
@@ -3189,6 +3190,8 @@ static int vc1_decode_frame(AVCodecContext *avctx,
 
             buf_size2 = vc1_unescape_buffer(buf, divider - buf, buf2);
             // TODO
+            if(!v->warn_interlaced++)
+                av_log(v->s.avctx, AV_LOG_ERROR, "Interlaced WVC1 support is not implemented\n");
             av_free(buf2);return -1;
         }else{
             buf_size2 = vc1_unescape_buffer(buf, buf_size, buf2);
@@ -3252,7 +3255,7 @@ static int vc1_decode_frame(AVCodecContext *avctx,
     s->me.qpel_put= s->dsp.put_qpel_pixels_tab;
     s->me.qpel_avg= s->dsp.avg_qpel_pixels_tab;
 
-    if ((CONFIG_VC1_VDPAU_DECODER || CONFIG_WMV3_VDPAU_DECODER)
+    if ((CONFIG_VC1_VDPAU_DECODER)
         &&s->avctx->codec->capabilities&CODEC_CAP_HWACCEL_VDPAU)
         ff_vdpau_vc1_decode_picture(s, buf_start, (buf + buf_size) - buf_start);
     else if (avctx->hwaccel) {
@@ -3329,6 +3332,7 @@ AVCodec vc1_decoder = {
     .pix_fmts = ff_hwaccel_pixfmt_list_420
 };
 
+#if CONFIG_WMV3_DECODER
 AVCodec wmv3_decoder = {
     "wmv3",
     CODEC_TYPE_VIDEO,
@@ -3343,6 +3347,7 @@ AVCodec wmv3_decoder = {
     .long_name = NULL_IF_CONFIG_SMALL("Windows Media Video 9"),
     .pix_fmts = ff_hwaccel_pixfmt_list_420
 };
+#endif
 
 #if CONFIG_WMV3_VDPAU_DECODER
 AVCodec wmv3_vdpau_decoder = {
@@ -3357,7 +3362,7 @@ AVCodec wmv3_vdpau_decoder = {
     CODEC_CAP_DR1 | CODEC_CAP_DELAY | CODEC_CAP_HWACCEL_VDPAU,
     NULL,
     .long_name = NULL_IF_CONFIG_SMALL("Windows Media Video 9 VDPAU"),
-    .pix_fmts = (enum PixelFormat[]){PIX_FMT_VDPAU_WMV3, PIX_FMT_NONE}
+    .pix_fmts = (const enum PixelFormat[]){PIX_FMT_VDPAU_WMV3, PIX_FMT_NONE}
 };
 #endif
 
@@ -3374,6 +3379,6 @@ AVCodec vc1_vdpau_decoder = {
     CODEC_CAP_DR1 | CODEC_CAP_DELAY | CODEC_CAP_HWACCEL_VDPAU,
     NULL,
     .long_name = NULL_IF_CONFIG_SMALL("SMPTE VC-1 VDPAU"),
-    .pix_fmts = (enum PixelFormat[]){PIX_FMT_VDPAU_VC1, PIX_FMT_NONE}
+    .pix_fmts = (const enum PixelFormat[]){PIX_FMT_VDPAU_VC1, PIX_FMT_NONE}
 };
 #endif