recording: Prevents the compiler from optimizing logic errors caused by code.

ipcjs · ipcjs · commit eba87be50ad8 · 2018-08-02T17:34:50.000+08:00
(╯°口°)╯(┴┴ (cherry picked from commit 477c1ab)
diff --git a/ijkmedia/ijkplayer/ff_ffplay.c b/ijkmedia/ijkplayer/ff_ffplay.c
@@ -1715,11 +1715,10 @@ static int send_frame_to_java3(FFPlayer *ffp, Frame *vp, AVFrame *frame)
     int line_width[] = {frame->width, frame->width / 2, frame->width / 2}; // for yuv420p
     int line_height[] = {frame->height, frame->height / 2, frame->height / 2}; // for yuv420p
     for (int i = 0; i < AV_NUM_DATA_POINTERS; i++) {
-        int size = frame->linesize[i] * line_height[i];
-        if (size <= 0) {
+        if (frame->linesize[i] <= 0) {
             break;
         }
-        total_size += size;
+        total_size += frame->linesize[i] * line_height[i];
         planes++;
     }
     if (!is->pixel_buffer) {

Original file line number	Diff line number	Diff line change
`@@ -1715,11 +1715,10 @@ static int send_frame_to_java3(FFPlayer ffp, Frame vp, AVFrame *frame)`
`1715`	`1715`	`int line_width[] = {frame->width, frame->width / 2, frame->width / 2}; // for yuv420p`
`1716`	`1716`	`int line_height[] = {frame->height, frame->height / 2, frame->height / 2}; // for yuv420p`
`1717`	`1717`	`for (int i = 0; i < AV_NUM_DATA_POINTERS; i++) {`
`1718`		`- int size = frame->linesize[i] * line_height[i];`
`1719`		`- if (size <= 0) {`
	`1718`	`+ if (frame->linesize[i] <= 0) {`
`1720`	`1719`	`break;`
`1721`	`1720`	`}`
`1722`		`- total_size += size;`
	`1721`	`+ total_size += frame->linesize[i] * line_height[i];`
`1723`	`1722`	`planes++;`
`1724`	`1723`	`}`
`1725`	`1724`	`if (!is->pixel_buffer) {`