tests/api/api-h264-test: structure changes to avoid duplicate code

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Ludmila Glinskih 2015-08-03 22:49:21 +03:00 committed by Michael Niedermayer
parent ecc806a224
commit 8ec89681af

View File

@ -39,10 +39,11 @@ static int video_decode_example(const char *input_filename)
AVFormatContext *fmt_ctx = NULL;
int number_of_written_bytes;
int video_stream;
int get_frame = 0;
int got_frame = 0;
int byte_buffer_size;
int i = 0;
int result;
int end_of_stream = 0;
result = avformat_open_input(&fmt_ctx, input_filename, NULL, NULL);
if (result < 0) {
@ -104,17 +105,24 @@ static int video_decode_example(const char *input_filename)
printf("#tb %d: %d/%d\n", video_stream, fmt_ctx->streams[video_stream]->time_base.num, fmt_ctx->streams[video_stream]->time_base.den);
i = 0;
av_init_packet(&pkt);
while (av_read_frame(fmt_ctx, &pkt) >= 0) {
if (pkt.stream_index == video_stream) {
get_frame = 0;
do {
if (!end_of_stream)
if (av_read_frame(fmt_ctx, &pkt) < 0)
end_of_stream = 1;
if (end_of_stream) {
pkt.data = NULL;
pkt.size = 0;
}
if (pkt.stream_index == video_stream || end_of_stream) {
got_frame = 0;
if (pkt.pts == AV_NOPTS_VALUE)
pkt.pts = pkt.dts = i;
result = avcodec_decode_video2(ctx, fr, &get_frame, &pkt);
result = avcodec_decode_video2(ctx, fr, &got_frame, &pkt);
if (result < 0) {
av_log(NULL, AV_LOG_ERROR, "Error decoding frame\n");
return result;
}
if (get_frame) {
if (got_frame) {
number_of_written_bytes = av_image_copy_to_buffer(byte_buffer, byte_buffer_size,
(const uint8_t* const *)fr->data, (const int*) fr->linesize,
ctx->pix_fmt, ctx->width, ctx->height, 1);
@ -130,32 +138,7 @@ static int video_decode_example(const char *input_filename)
av_init_packet(&pkt);
}
i++;
}
pkt.data = NULL;
pkt.size = 0;
if (pkt.pts == AV_NOPTS_VALUE)
pkt.pts = pkt.dts = i;
do {
get_frame = 0;
result = avcodec_decode_video2(ctx, fr, &get_frame, &pkt);
if (result < 0) {
av_log(NULL, AV_LOG_ERROR, "Error decoding frame\n");
return result;
}
if (get_frame) {
number_of_written_bytes = av_image_copy_to_buffer(byte_buffer, byte_buffer_size,
(const uint8_t* const *)fr->data, (const int*) fr->linesize,
ctx->pix_fmt, ctx->width, ctx->height, 1);
if (number_of_written_bytes < 0) {
av_log(NULL, AV_LOG_ERROR, "Can't copy image to buffer\n");
return number_of_written_bytes;
}
printf("%d, %10"PRId64", %10"PRId64", %8"PRId64", %8d, 0x%08lx\n", video_stream,
fr->pkt_pts, fr->pkt_dts, av_frame_get_pkt_duration(fr),
number_of_written_bytes, av_adler32_update(0, (const uint8_t*)byte_buffer, number_of_written_bytes));
}
i++;
} while (get_frame);
} while (!end_of_stream || got_frame);
av_free_packet(&pkt);
av_frame_free(&fr);